Using A Semester Access Code As Personal Tutor Aleks College Algebra With Trigonometry
Sunday, March 29, 2020
What Is a Hybridization Chemistry Chart?
What Is a Hybridization Chemistry Chart?A Hybridization Chemistry Chart is a guide to the chemistry of the periodic table and the structure of all the compounds. It provides information on all the elements, as well as the properties, structural and chemical bonding of them.The term hybridization is used for all the processes that take the atoms of one element and combine it with that of another. A typical example is an element that combines with an oxygen atom with an atom of hydrogen, or even a solid composed of hydrogen and a metallic element. In some cases, this process is known as radioactive fusion.To understand Chemistry you need to learn how it works. Each element has its own unique symbol, structure, and chemical bonding. In order to distinguish the different types of compounds, you will need to learn each symbol. A hybridization Chemistry Chart will help you learn the symbols and their meaning.A similar chemical formula is always followed by two separate alphabets. An H is f ollowed by the atomic number and then followed by an alphabetic symbol. An H is followed by a letter symbol. Sometimes the symbol for H is an H, while other times it is followed by an e.Ring is followed by the Atomic Number, followed by a ring sign and then followed by a letter symbol. For example the ring with the letter R is an element with an atomic number of 78 and a ring sign.The hydrocarbon is followed by a large scale system and it is followed by a letter sign. A Hydrogen ring can be placed at the base of the ring sign, but if the ring has more than one ring it can also be placed at the base of a single ring. A Hydrogen ring is not always followed by a symbol.The aromatic is followed by a very large scale system and then followed by a letter sign. These are similar to rings, but they don't have the same symbol. The only exception is the symbol for C, which has a capital C in the middle of the letter.
Friday, March 6, 2020
Take part in our second live Twitter chat on Thursday, November 20
Take part in our second live Twitter chat on Thursday, November 20 Weâll be hosting our second live Twitter chat on Thursday, November 20 from 8 - 9 pm GMT with our Placement Coordinator, Kathy Deady. Just like Alexandra did last week, Sean will be taking over the @teachaway Twitter account for 1 hour to answer any and all of your questions.Sean has been working as a Placement Coordinator with Teach Away for just about a year. Before that, he lived in China and Korea and has traveled to 16 countries throughout Asia. As one of our Placement Coordinators, he is currently working with schools in India, Qatar, the United States, Rwanda, and Abu Dhabi. When heâs not working to find teachers their ideal teaching overseas experiences, heâs enjoying a hockey game or fixing his family one fine meal (heâs also trained as a chef!). Our live Twitter chat is your chance to ask Sean anything to do with teaching overseas in one of the countries he focuses on, or about his own personal travel and teaching experience in Asia.Just like last week, if youâd like to participate, all you have to do is tweet us your question by including the hashtag #askteachaway. Sean will retweet the question before he tweets his answer, that way everyone can follow the Q&A.If youâre not on Twitter, click here to sign up. Once youâve signed up, or if you already have an account, just follow @teachaway.Following the Twitter chat, weâll be sharing everyoneâs questions and answers on our Teach Away blog, so if you canât participate, you can check in there.
15 Undeniable Reasons to Start Learning a Foreign Language Yesterday
15 Undeniable Reasons to Start Learning a Foreign Language Yesterday 15 Undeniable Reasons to Start Learning a Foreign Language Yesterday If youre not already learning a language, youre running late.You should have started yesterday!But why should you learn a foreign language?A better question might be, why should you not learn a language?I mean, do you love making travel more complicated? Do you have an aversion to delicious, authentic food?Some other great reasons to avoid learning a language might be that you dont want to experience a better brain, better grades, better pay or a better social life.Who wants any of those things, right?If you do happen to be one of those rare, crazy people who wants to enjoy (1) cheaper, easier and more fulfilling travel, (2) a bigger, healthier, faster brain, (3) higher grades at school, (4) a better job with higher pay and (5) a richer social life, by all means, read on!And for those of you out there who are already learning another language (or who are already totally multilingual), sit back and enjoy reading about the awesome rewards youre already reaping from your efforts every day.We dont just stop at the obvious reasons to learn a language, were going to share all the practical, real-world benefits of learning a foreign language, as told by someone whos been down that road before (and survived). 15 Undeniable Reasons to Start Learning a Foreign Language YesterdayBetter Travel1. Foreign languages make transportation cheaper easier.Its 11 pm.You just got off a 14-hour flight and all you want to do is get to your hotel and fall face-first into your pillow.But first you have to get there!If you are armed with at least a smattering of navigational terms in the local language (like, I want to go to, turn right here, how much will it cost to get to? and so on) you will be able to take whichever means of transportation makes most sense based on your budget and schedule.Without the right lingo, however, you are limited to expensive options like taxis or slow means like airport shuttles.Save yourself some time, money and grief: if you know absolutely n o words in the local language of your travel destination, buy a good phrasebook and spend some time pre-flight (or even on the plane) learning basic transportation phrases. Lonely Planet is a good resource for finding high-quality phrasebooks for a wide variety of languages. They also have travel guides for nearly 200 countries that can help you out with making smart decisions abroad. A little can go a long way (pun intended).In Bangladesh, for example, I sometimes took rickshaws to quickly zip through the crowded streets after workâ"a fast, efficient and extremely cheap option that wasnt possible for my monolingual American colleagues. They had to wait on the availability of the companys bilingual drivers. I had only learned a tiny amount of the language, but it was enough to get me home to my bed.2. Foreign languages make lodging cheaper, easier more authentic.Just as a few key phrases will help you get to your hotel that much faster and cheaper, the same is true for choosing which hotel to stay at in the first place.While budget-travel guidebooks aim to list good, affordable places to stay, ironically, inclusion in these books often drives up prices, worsens service and leads to fewer vacancies.Plus, many guidebook authors limit their searches to businesses with English-speaking staff and English websites, ostensibly to make your stayâ"and arguably, their researchâ"easier. But with a good command of the local language, you can stay just about anywhere you want, not just the hotels and hostels listed in the guidebooks or with fancy bilingual websites.This means lower rates, fewer people and a better (or at least more authentic) experience.3. Foreign languages make dining cheaper, easier more authentic.Unless you are the host of a travel show, you probably donât have a local fixer to find cool, authentic places to eat.Fortunately, you donât need to be Anthony Bourdain to eat where the locals eat. You just need to learn some of the local langua ge and then ask around. But when I say âask around,â I donât mean inquiring with an employee at the airport tourist information booth or the concierge at your hotel. What I mean is asking your taxi driver or the guy behind the counter at a convenience store about their favorite restaurants. This valuable intel will usually lead you to far tastier and cheaper fare than any tourism board or guidebook ever could.4. Foreign languages make travel more interesting.The local language is âcultural scuba gear.â Without it, you are limited to the surface: tourist traps and politically-correct English translations.With it, however, you can go as deep as you desire, unlocking secrets about the people, places and history that make up a culture.What you find wonât always be pretty, but it will always be interesting.For example, when visiting the Yasukuni Shrine in Tokyo, I noticed that there were subtle (but profound!) differences between what some of the Japanese and English placa rds said. The shrine is already a controversial place as it honors some convicted war criminals from WWII, but if you see whatâs written in the Japanese signage, you might find the place even more controversial!5. Foreign languages dialects let you travel to more places.A valid passport may get you to just about any country in the world (assuming you dont want to go to North Korea), but getting to and actually enjoying a country are two very different beasts.You can probably get by with English alone in most major cities, but venturing into the small towns, villages and rural gems that make travel worthwhile will be much easier if you understand and can produce at least a modicum of the local language.And beyond just learning the official language of a country, you will get a lot of mileage out of learning regional dialects as well. For example, your Mandarin will be of great use in Taipei City, while Taiwanese will be more beneficial in southern Taiwan.Better Brains!6. Learnin g a foreign language improves memory cognitive performance.Studies have shown that bilinguals tend to have bigger brains, better working memories and superior speed when switching between different tasks.Not only do these advantages make it easier to learn yet more languages, they also make it easier to learn, well, anything.The ability to quickly switch between tasks is especially important in todays busy multitasking world since true multitasking doesnt actually existâ"people that seem to be good at doing lots of things at once are in fact switching very quickly between each of the separate tasks.Bilingual noodles can do this switching much faster than their monolingual counterparts (likely from the practice they have switching between two languages), making it appear like they can handle many more tasks at once.7. Learning a foreign language increases self-control focus.Not only do bilingual brains have superior memory and cognitive function, but they are also better at ex ercising self-control, retaining focus and making good decisions.These improvements in executive function are likely the results of the bilingual brains constant need to choose the correct language to speak at any given moment and its learned ability to detect which language they are hearing.8. Learning a foreign language helps protect against Alzheimers dementia.While degenerative brain diseases like Alzheimers and dementia have many potential causes, studies show that you can help prevent their development (or at least slow their progress) by learning a foreign language.For example, one study showed that bilinguals with Alzheimers retain brain function longer than monolinguals with the same disease.Better Grades!9. Bilinguals are star students.Though I am not a big fan of standardized tests (they only measure a small subset of the numerous brands of intelligence and inevitably lead schools to teach to exams), I cannot ignore their pivotal role in determining ones future options (e.g. university choices).So what can one do to improve their ACT or SAT scores?There are many strategies, but I would argue the best is learning a foreign language. Not only have studies shown that this can help improve your scores on standardized tests, it also leads to stronger listening, reading and writing skills in your native language.10. Learning another language can improve your first language.One of the unexpected benefits I experienced when I first began learning a foreign language is how much more conscious I became of the grammar, vocabulary and pronunciation patterns of English.This likely explains the improvements in listening, reading and writing skills that foreign languages are known to impart to former monolinguals.Moreover, learning other Indo-European languages from which English has borrowed significant amounts of vocabulary (e.g. French) will help you better understand how English became English.Better Pay!11. Foreign language skills can help you f ind a better job.The job market is tough and getting tougher.More than ever before, you need a way to make you and your résumé stand out from the crowd.No, adding Microsoft Word in the skills section is not going to cut the mustard.On the other hand, having the words Mandarin Chinese or Arabic on your CV can certainly impress potential employers. Knowledge of a foreign language can help you get your foot in the door for an interview, and may even ultimately land you the job if you demonstrate the linguistic chops they are looking for.Furthermore, fluency in a foreign language opens entire swaths of job opportunities abroad which simply are not available to monolingual job hunters.12. Foreign language skills can help increase your pay.Already have a job but arent happy with your salary?One powerful strategy is to learn a foreign language.You can then go to your boss and demonstrate the many ways in which your new language skills can benefit the company, help open up or expand mar kets and improve communications with foreign branches or clients.Better Social Life!13. Foreign languages expand your pool of potential friends.What is the fastest way to make 1.2 billion friends?Learn Chinese!Ha, ha, ha. No, seriously.Speaking a foreign language (especially one with lots of native speakers) not only opens up a massive pool of potential friends, but it also acts as an instant common denominator when you meet native speakers.Since so few native English speakers make the effort to learn foreign languages, locals will be impressed with your efforts and curious to learn more about you and why you are learning their language.14. Speaking a foreign language makes you more attractive.From James Bond, to The Bourne Identity and Limitless, foreign language skills are a standard cinematic motif for demonstrating a characters confidence, intelligence, charm and sense of adventure.Fortunately, you dont need to become Jason Bourne, get multiple passports and carry a Walthe r PPK to reap the same benefits.All you need is to learn a foreign language.While the process will take more than popping a miracle pill like Bradley Cooper, its far easier today than it used to be thanks to amazing online tools, smartphone apps, language exchange sites, etc.15. Foreign languages can be used for secret communication.Assuming you are not in a country where the language is widely-spoken, and also assuming you do not happen to be sitting by the one guy in town who knows the language, speaking in a foreign tongue can be a great way to have more private conversations.The same goes for writing. Using a foreign script can help protect personal or sensitive information from prying eyes.This approach is not exactly a foolproof Enigma machine, so you should not rely on it for sharing trade secrets or your Grandmas top-secret buttermilk biscuit recipe passed down for 7 generations. But it at least can make discussing the sordid details of Friday nights debauchery on the bus a little less embarrassing.
Thursday, March 5, 2020
A day in the life Teaching ESL in Japan
A day in the life Teaching ESL in Japan Miller, 28, from Scotland, spent two years teaching English to mixed age and mixed ability groups at an eikaiwa - a private ESL school - in Yokohama, Japan. âMy time teaching in Japan was an unforgettable experience. I could go on and on about how great it was and how it continues to impact my professional and personal life. Admittedly, the daily teacher schedule in Japan isnât for everyone. Classes generally start in the early afternoon and finish quite late, but it means thereâs no need to be up at the crack of dawn, like in many other Asian countries. Hereâs an example of my typical teaching day.â 10.00 AM: My day starts with a breakfast from the local bakery. Japanese bakeries were an unexpected revelation for me â" theyâre so good! I then go for a quick run along the river. I live in Yokohama, only about 60 minutes from Tokyo, but my school is located in a relatively quiet suburb. 12 noon: Get ready for work. Wearing a suit to school is the norm in Japan, which is something that I quickly got used to and actually started to enjoy. My apartment, provided by the school, is only about a 5 minute walk from work, so I have plenty of time to grab a coffee. 12.45 PM: Arrive at school. I have to check in with the Head Teacher and Center Manager to confirm that todayâs schedule is the same as expected. I then pick up the materials I need for my classes and greet students as they arrive in the school lobby. 1.00 PM: First class of the day. As is often the case for early afternoon classes, I have a group of older retired women. In this case it is a group of six ladies who are at an intermediate level. For some of my students, studying English is as much a hobby and social event as it is an educational endeavour. Others are planning to use what they learn here while travelling. The older students are almost universally warm and enthusiastic. This class focuses more on communication and fluency than grammatical forms. 2.00 PM: Break time. Itâs not uncommon to have significant breaks in the day. During this time I can return home as my apartment is so close; however, more often than not, I will grab a bite to eat from a local convenience store or bakery. Japanâs food stores are amazing. You wouldnât believe the options or quality. Iâm addicted to the sandwiches, dumplings and cold ramen in summer. I usually eat in the staff room with the other teachers and use the rest of the time to prepare classes. Materials are well organized in this school, and prep time is used more to familiarize myself with the materials and to to develop my own lesson plans. 3.00 PM: School meeting. All of the teachers and administrative staff participate in meetings. It can be quite strange at first for teachers. A fairly large focus is placed on the financial success of the school and on our financial targets, which is not a concept that is often discussed at schools back home. It is actually quite eye-opening and helped me understand the business side of eikaiwas. As much as I want to ensure that my focus is on education, you do realize that it is a business. In the meetings, we also occasionally collaborate on ideas for classes. 3.30 PM: Pop out for a quick coffee with the other ESL teacher. There are only two foreign teachers in my school. We became firm friends and still are today. 4.00 PM: Childrensâ class. For me, definitely the most challenging aspect of the job. This role was my first experience teaching kids. Behavioral issues in class are relatively unheard of in Japan, but the energy level required is extremely high. Today, I have a group of 8- to 10-year-olds. The class opens with me blushing through a few of the songs that the kids know by heart and love singing. Each class focuses on introducing new vocabulary and structures, building on what we have learnt previously. The kids come in for only one or two hours a week and they seemed to have been saving their energy. I realized early on that it is best to keep them as active as possible. Itâs effective to incorporate as many activities as you can into the 50 minute classes. Once the lesson is finished, I lead the kids back to the lobby to their parents. The class then show off what they have learned that day, with varying degrees of success. 5.00 PM: Another childrensâ class. Usually, I only have one or two childrensâ classes a day, and this is one of my favorite groups. This job made me realize that teaching kids can be really rewarding. You also build strong relationships with them. They are definitely the hardest to say goodbye to at the end of the term. 6.00 PM â" Salarymen and salarywomen class. Evening classes are primarily made up of workers (salarymen), who have just finished work. Although they are often tired after work, they are generally enthusiastic about studying English. Students only come to school once or twice a week, which means that they often look forward to our sessions and motivation levels are high. Some of them are required to use English at work or feel that English skills will help them in future positions. 7.00 PM: An advanced class, full of a broad range of ages. This particular class is designed to help advanced students work on their fluency. In the past, the Japanese education system has placed a strong emphasis on reading, writing, and grammatical knowledge. This resulted in a lack of balance in studentsâ skill set. The most common deficiency among Japanese students is in their speaking skills, and eikaiwas are designed to help in this particular area. Many students do not look to their eikaiwa class to learn new grammar rules, but more as an opportunity to practice what they have already studied. Despite fluency being the goal, many of these students are initially reluctant to speak. It took some time to get them comfortable with me and with their classmates. When we started together, I kept the correction light, but as we progressed I allocated a few minutes at the end of class for correction. 8.00 PM: Last class of the day. I always look forward to this group, who are at an intermediate level. All of them are young professionals who have been studying together for almost a year. Theyâre not the most focused bunch, but very talkative and as always, we spend a little longer chatting than we probably should. This is also one of the rare classes that does seek out grammatical explanations, maybe because they have not prepared for class as much as some of the other groups. 9.00 PM: As this is the last class of the day, we usually run a few minutes over. Several of the students have arranged to go out after class and Iâm invited along. Socialising with students is perfectly acceptable at my school. I also ask around the staff and the other foreign teacher and one of the Japanese teachers decides to join us. Going out after work is encouraged in Japan. Even when students are involved, outings are relaxed affairs. We go to an izakaya, which is a Japanese bar/pub. Drinks are the primary reason for going to izakayas, but they also have great food for sharing. 11.30 PM: Izakayas stay open dangerously late. In this case some of the group have to catch the last train, so we call it a night. Again I have just a short walk home to bed. I personally loved my time in teaching English in Japan. Since leaving, I have returned every few years, and the relationships that I formed while there remain. I would always recommend this kind of opportunity to any relatively new ESL teacher.
Some Facts About Phosphorus Chemistry
Some Facts About Phosphorus ChemistryYou have probably heard of phosphorus chemistry before. This chemical element is responsible for the physical properties of rock and it is widely used in various industries like construction and mining. But, this chemistry has a much wider scope and can be found in such diverse industries as medicine, food production, metallurgy, and energy generation. Such usage is responsible for making phosphorus available for the everyday needs of every individual and this chemistry is also responsible for meeting the increasing demands for fertilizers and nitrogen in agriculture.Phosphorus minerals are produced from natural and synthetic sources, depending on the composition of the elements that compose them. Organic phosphate minerals are derived from natural source of phosphorus in soil, rocks, or lakes; they are commonly used as fertilizer. These minerals are also obtained from biodegradable fertilizer plants. Synthetic form of phosphate is mostly obtained from phosphorus minerals, which are created by man or are produced in chemical processing. Synthetic forms are popular for use in fertilizers, because they have more efficient functions than the organic ones.The most commonly known mineral form of phosphorus is the element, which can be easily found in nature. It can be found in soil, rocks, and other sources, but it's mainly natural source is rice paddies. There are four main phosphate minerals: Heptavalent Phosphate, Poissonian Phosphate, Pentalphosphate, and Triphosphate.Pentalphosphate is widely used as a dusting and coating ingredient for car tires. It can also be found in the form of pellets that are in turn used to produce a number of different products. Pentalphosphate is formed by the chemical reaction of potassium hydroxide with hydrochloric acid. It's commonly used as a binder to petroleum products like petrol, diesel, and jet fuel. If you have ever seen a leaf that is coated with Pentalphosphate, then you know what an i ntegral part of agriculture this element is.Poissonian phosphates are commonly found in the shape of beads, pellets, or granules that are used in different products. They can be derived from petroleum, coal, and even sewage. As mentioned earlier, Pentalphosphate is widely used as a binder to petroleum products. If you are interested in using Poissonian phosphates as an element for fertilizer in your garden, then you need to be aware of some important things.If you get Poissonian phosphates, there is a possibility that you may get diseased. You need to take extra precaution so that you won't get affected by the disease. If you have diseases and you do not eat the right foods, then you are most likely to get infected with certain diseases. Diseases such as asthma, lung, and tuberculosis are very common among people who are regularly exposed to air pollution. For such people, Poissonian phosphates are not a good source of nutrition. Hence, you must make sure that the phosphorus you are using for fertilizing is free from these diseases.Another vital aspect to know about is the fact that phosphate is essential for the production of nitrate. Without the phosphate, you cannot make the nitrate, which is essential in the process of creating nitric acid. Nitric acid has a big role in your body, which is responsible for producing nitrates, one of the food groups that we usually eat. In order to get the nitrogen in your body, you have to eat plants. So, when you use phosphate for fertilizer, it is important that you know all about the background of phosphorus chemistry and its uses.
Chinese Learning to Speak English - Can You Learn English?
Chinese Learning to Speak English - Can You Learn English?Chinese learning to speak English is not an easy task. It can be daunting to have a foreign language spoken fluently but we all know that fluency comes with practice and discipline. There are many things to keep in mind that will help you understand the language easier. As a learner you will need to know how to say the same words over again and in the right way so you won't sound like a fool.The main point to remember when learning English is to try and get as many words right. The words you use every day, can be really difficult to say in Chinese. There are two types of phrases. One which you use and one which you think.One thing to remember when learning Chinese is to start with the right way. When you take a class you will find many different approaches and methods for teaching. There are some that focus on memorization and are great for the beginning student. But when you learn from textbooks it's probably best to use a se lf-study program for Chinese.In China there are many resources available for English learning to speak Chinese. They will teach you the exact words and phrases, grammar and pronunciation. There are many books that are available online. Some are completely free and some will require you to pay.To learn to speak English in China, you will need to know the alphabet and numbers. You also need to have a basic knowledge of the time and date format. Since most people have never been there or speak the language they do not know how to say the time. Many students, who have been there to speak the time in their native tongue and then they have the opportunity to translate back into English.Mostof the English that is spoken in China is Cantonese. For those of you who know what that means there are many resources online to help you learn the language. Knowing the language and knowing the culture will help you build more relationships with your classmates and teachers and it will keep you motiva ted to learn more.Learning to speak English in China is an amazing experience. Learning to speak Chinese, is equally as important.
Online Solving Systems of Equations by Graphing Tutors
Online Solving Systems of Equations by Graphing Tutors Graphing is a very useful method in mathematics. In the method of graphing the given data, expressions or equations are graphed to solve and analyze the given question. Graphs give an overview of the question and help in solving the given question much more efficiently. Graphing is used in various branches such as algebra, trigonometry, statistics and many more. Example 1: Solve by graphing the system of equations y = -3 and x = 2? Solution: The given two equations are x = 2 and y = -3. Here x, y are the unknown variables in both the equations. Graph the equation x = 2 which is parallel to the y axis. Graph the equation y = -3 which is parallel to the x axis. The solution will be the point which is at the intersection of both the graphed lines. Hence the point of intersection is (2, -3). Hence the solution is equal to (2, -3). Example 2: Solve by graphing the system of equations x = -4 and y = -2? Solution: The given two equations are x = -4 and y = -2. Here x, y are the unknown variables in both the equations. Graph the equation x = -4 which is parallel to the y axis. Graph the equation y = -2 which is parallel to the x axis. The solution will be the point which is at the intersection of both the graphed lines. Hence the point of intersection is (-4, -2). Hence the solution is equal to (-4, -2).
What are Inference Statistics
What are Inference Statistics Everything to Know About Data Driven Analysis ChaptersStatistics BasicsStatistical Computing for BeginnersDescriptive StatisticsInferential StatisticsResources for StatisticiansStatistics is one of those disciplines everyone knows at least a bit about. From interpreting a percentile to realizing a chi-square test, the broad discipline of statistics can be applied to every aspect of our lives: politics, romance, business and more. While the evolution of data analysis has a long history, the basics can be easy to grasp. Hereâs everything you should know about statistical inference!Knowing key statistical functions can aid in learning new computer languages! AisvaryaData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors AdeyemiData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors AdenikeData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors ThanushanData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors GokhanData Analysis Teacher 5.00 ( 4) £30/h1st lesson free!Discover all our tutors OlawaleData Analysis Teacher £12/h1st lesson free!Discover all our tutors AisvaranData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors Muhammad umairData Analysis Teacher 5.00 (2) £100/h1st lesson free!Discover all our tutorsStatistics BasicsData analysis and statistical methods have been dominating headlines lately. The reason can be found in the ever-increasing use of data in all aspects of our lives - from the groceries people buy to the dating apps they use. Included in fields like biostatistics and business analytics, statistical data and statistical inference have actually been around long before the invention of computers.The statistician of the ancient world used both categorical and numerical data to record and analyse movements in agriculture, weather and commerce. While Bayesian statistics has revolutionized the work of statisticians to include more sophisticated methods of making predictions, st atistics in the modern world has kept the three main essentials that started the discipline:Collecting data with a sample sizeAnalysing the dataUsing creative ways of displaying or disseminating the conclusions from this dataStatistical Computing for BeginnersWhile the intricacies of statistical analyses might seem too complicated for the layperson to grasp, even the most seasoned statistician or data scientist needs the occasional refresher on all things probability and statistics. Understanding the entirety of statistical techniques statistical theory into a couple of paragraphs can seem impossible, especially if youâre not too confident in your abilities in mathematical statistics. However, statistical data analysis is something you utilize on the daily: from crafting your monthly budget to creating insightful data visualizations at work.To start unpacking the world of statistical analysis weâll have to start by making the important distinction between the two main branches o f statistics: inferential and descriptive statistics. While descriptive statistics are used to describe and measure what is actually in your raw data, inferential statistics are used in order to make useful predictions about the general population using your sample data. Inferential statistics, on the other hand, tests a hypothesis and a null hypothesis on sample data in order to estimate metrics we canât actually measure in real life, such as the true, population mean.Or, in other words, inferential statistics uses a set of data to make predictions about things outside that very data. Whether it be quantitative data or qualitative data, inferential statistics is one or the most important tools for data scientists the world over. It makes use of concepts such as probability theory and methods such as linear regression in order to make helpful predictions about the world. AisvaryaData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors AdeyemiData Analysis Teac her 5.00 (4) £25/h1st lesson free!Discover all our tutors AdenikeData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors ThanushanData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors GokhanData Analysis Teacher 5.00 (4) £30/h1st lesson free!Discover all our tutors OlawaleData Analysis Teacher £12/h1st lesson free!Discover all our tutors AisvaranData Analysis Teacher 5.00 (4) £25/h1st lesson free!Discover all our tutors Muhammad umairData Analysis Teacher 5.00 (2) £100/h1st lesson free!Discover all our tutorsDescriptive StatisticsBefore getting into the exciting world of central tendency, ordinal data regression models, letâs start by looking at the most common tools used in exploratory analysis. In statistics, data can be analysed through univariate or multivariate methods, which roughly translates into analysing either one variable or multiple. Typically, univariate methods of analysis are more meaningful in initial explorat ory analysis, where looking at and comparing the measures of specific variables can serve to highlight important features about your data set.While not at all an exhaustive explanation of descriptive statistics, here are some of the basics you can implement in your study design in order to understand your dependent or independent variable.Measures of central tendency, or what the average data looks like, are the sample mean, effect size, median and mode. Measures of variability, on the other hand, seek to measure how far data are spread from the average and include: variances, covariance and standard deviation.While this may sound very elementary, many industries that utilize statistics donât need the more complex methods involved in inferential statistics. For example, using data visualizations of descriptive statistics, such as a histogram or pie chart, can help a company identify their biggest cost problems or the characteristics of an average client. In this way, exploratory a nalysis can turn into a powerful tool for both data visualization and analysis.Statistical analysis can be extremely helpful for all types of decision makersInferential StatisticsMoving onto the concepts even the most seasoned mathematician can shudder at: inferential statistics. While more detailed explanations on some of the more complex statistical topics included under this branch of statistics, such as regression analysis with categorical data or binomial distributions, the basics are fairly easy to grasp.Underlying all inferential statistics is probability theory. From constructing a confidence interval for your estimators to attaining the statistical significance for a dependent variable â" virtually all statistical methodology relies on probability theory. That being said, when it comes to inferential statistics, statisticians generally tend to be divided into two camps: frequentists and Bayesian(ists). While frequentists believe that probability is the measure of the frequ ency of an outcome from an actual trial, or experiment, the Bayesian statistician holds that probability is abstract and measures the belief in knowledge or proposition.If this sounds like someone just back-translated wingdings, it can be helpful to look at how a normal probability distribution is used in the most basic statistical model: linear regression analysis.In order to conduct linear regression analysis, as with many other types of analysis such as analysis of variance (ANOVA) or time series analysis, assumptions are made about the data in order to ensure the validity of the analysis. One of the most common assumptions is that the variables or the error term of the data follow a normal distribution. This ensure the validity of the model and is the basis of correct interpretation of everything from an alternative hypothesis and correlation coefficient to the estimator and confidence intervals.While most statistical software like R and SPSS will run statistical models automati cally, itâs always important to check most assumptions of your data before running linear regression and other types of analysis. To give you an idea of what some other assumptions can look like, we can look at the Gauss-Markov theorem:If your linear regression model meets the first six classical assumptions of ordinary least squares method, then the regression is BLUE or the best linear unbiased estimator.Not only is the acronym easy to remember, but it also serves to underscore the important fact that any data meeting these assumptions can produce estimators with the least variance of all the possible estimators. The only downside, however, is that these assumptions can hardly ever be met in real life. Take a look and youâll probably see why:The model is linear in terms of both coefficients and the error termThe expected value, or mean, of the error term is zeroThe independent variables are uncorrelated with the error termThere is no correlation between different observations of the error termNo heteroscedasticity in the error term, which can also be seen as constant varianceNo perfect correlation between the independent variablesAnother one of the more common statistical models youâre likely to find within any experimental design is the General Linear Model. This model is, at its most basic, a simple linear model and - among its most complex, can be used in multivariate analysis methods such as factor analysis, cluster analysis and more. Without getting into too much detail, using the GLM method for analysing both categorical and numerical data makes use of important concepts like the t-test to aid in determining the best model for the data.The t-test, at its base, assess whether the means of two groups are statistically different from one another and can be applied to make inferences on whether one linear model is better than another.From the hardware to the programs on a computer, statistics is involved!Resources for StatisticiansFrom the randomizat ion of trials to the analysis of parametric models, creating the perfect methodology, analysis and interpretation in statistics can be tricky. Luckily, there are a number of ways you can get statistics help either online or with a professional.Whether youâre confused on the definition of a random variable, outliers, or observational data, the internet can be your best tool for finding statistics solutions. Check out Stack Exchange if youâre having trouble on a particular concept or problem.Where to Find Stats TutorsIf youâre looking for one-to-one statistics tutoring, make sure to browse through Superprofâs community of almost 150,000 maths tutors in the UK! Giving advice on everything related to mathematical statistics, you'll be able to receive advice and guidance on some of statistic's most troubling concepts and functions for the average price of 10 pounds an hour!
Where to Find Photography Classes in Belfast.
Where to Find Photography Classes in Belfast. Learn the Art of Photography in Northern Irelandâs Capital. ChaptersWhy Join a Photography School?Belfast: The Best Photography Classes.Like any of the UKâs capital cities, Belfast is a great place to learn how to take photos.This sounds a little banal, considering we all do it almost every day. Like, some people have said that we, humanity, took 1.2 trillion photos in 2017. Thatâs a photo each, every other day â" if everyone took their equal share of photos. As they probably donât, some people are really taking a lot of photos.These days, we Instagram, we Snapchat, we send photo messages. This proliferation of images is really quite amazing honestly â" particularly considering that the history of photography only stretches back some 150 years. And most of the photos we take â" more often than not with a phone, rather than an analogue or digital camera â" are full of nothing: a silly face, a new tattoo, a meal. Photographs these days are completely commonplace, totally ubiquitous, and, often enough, barely even registered.What does it mean then to learn how to take photos? What are the photography skills that you could learn in a photography course? Why would you do it when, almost from birth, kids are now taking photos of themselves on a smartphone, when weâre actually growing up with a camera as a sort of extra limb?This, really, is a fun question. Because, even in such a world saturated with photos, we know that we can look at a photographic image and think âwow!â; we know that we can still be incredibly impressed by the work of a professional photographer, or even that of an amateur. And so photography courses must exist for a reason!Now letâs look at some of those reasons â" and find you a place where you can find photography schools in Belfast.Learn photography in Edinburgh too, or join a photography class in Cardiff.Take a beautiful photo yourselfyour attention needs to be drawn to that photo.So whether it is with studio lighting or natural light, whether it is on location or in a photography s tudio, photographers use various photography techniques â" shutter speed, lighting techniques, digital image manipulation â" to make the photograph itself as eye-catching or notable as the landscape, place, person, or meal that is its subject.Obviously, you need to learn this stuff, these different techniques. Good photography rarely comes from a case of âpoint and shootâ. Learning these is precisely what photography workshops are for.Try photography classes across the UK or take a photography course in London.Test your photography skills with a photo classCreating the Best Photos You Can.If you are an amateur photographer, or someone with a general interest in how to shoot nice pictures, it is not always the easiest situation to learn all the skills that you need to keep your interest in photography alive. People get bored. They get stuck in a rut. They donât have the energy, motivation, or interest in teaching themselves how to use Photoshop, how to adjust to different lig hting, or how to find the extraordinary photo.In the end, all their images look pretty much the same â" like an amateur guitarist who just plays the same pieces every time he touches his instrument. And, ultimately, the amateur photographer gets as bored as the guitarist.This situation doesnât happen when the guitarist â" or the photographer â" has a teacher or workshop he regularly attends. With a teacher to support him, or a school to guide him, the student is more compelled to progress, to discover new things, and to work harder at their hobby, art, or whatever it is they call it.Maybe this is the key role of all private tutors or group hobby sessions generally. They provide the stability and schedule â" as well as the inspiration, advice, and opportunity â" to make sure that you stay interested in your photography. And to ensure that you get out of â" or (even better) never enter â" your rut.You can learn more about taking photography lessons in Birmingham and Mancheste r here.Knowing the Right People.And whilst this stuff holds for amateur photographers, for the aspiring professional photographer attending some photography lesson is really just essential. As we said above, if this is you, it is necessary that you learn all the different techniques, skills, and aspects of the camera to ensure that you can produce the best images possible. You ainât getting anywhere if not.However, the photography industry â" like any commercial industry â" is as much about who you know as it is about what you know. And that means connections, networks, contacts. Because these things mean clients, tips, and, ultimately, a living.These things donât come, however, through just playing with your Kodak in your room. But by joining a photography class â" particularly one at degree level â" you can meet a lot of really interesting people too. Whether thatâs peers, professors, or people wanting to buy your work, itâs all going to help in the long run.Try a phot ography class in Birmingham or a photography workshop in Liverpool!Belfast: The Best Photography Classes.Belfast is a city that, like any other city in the world, has been photographed almost to smithereens. We recognise Titanic Belfast before we even know what we are looking at. The murals are some of the most photographed political works there are. And the famous images of the Troubles are among the most iconic and painful images of the twentieth century.Yet, Belfastâs opportunities for photography are not just about tourist snaps and photojournalism. With stunning landscapes, a fantastic food scene, and large international arts and culture festivals (including the Belfast Photo Festival!), youâre more than welcome to take photos of anything you want.If you decide that, weâll give you some great opportunities to learn all about photography right here.Do a Postgraduate Degree in Photography at the Belfast School of Art.As youâll know, the Belfast School of Art is probably t he best art school in Northern Ireland and is up there with the best arts institutions in the UK. As such, it is a great place to be learning photography. If you donât believe us, ask the British Journal of Photography, who named the school as one of the best institutions for photography in Europe.The course in photography they offer is an MFA, a Masterâs in Fine Arts. Here, youâll be hobnobbing with industry leaders, whilst developing your already-strong photographic skills.Why don't you check out these professional photography courses?Take a Beginner Course in Digital Photography at Crescent Arts Belfast.If youâre not quite at that level, try The Crescent, at the north end of the Queenâs Quarter. Alongside courses in pretty much any other subject you can image, Crescent offer weekly beginner courses in photography.Itâs pretty much all practical, so bring your camera along and be prepared to take lots of photos!Join Belfast Exposed in One of Their Many Photography Cours es.Belfast Exposed call themselves the best photography organisation in Northern Ireland. And weâre not sure we disagree at all.In terms of the education they provide, theyâre pretty much unmatched. From courses in traditional photography to lessons in digital photography and post-production techniques, they cover all the bases that you could want from a photography institution.You can also do a bespoke course, in which you decide what you learn â" one-to-one.Make the most out of your camera!Find a Private Photography Tutor at Superprof.At Superprof, meanwhile, we connect enthusiastic students to professional tutors on an individual basis. That means that you can find the tutor that is right for you in exactly the subject you want to be studying.In Belfast, our photography tutors are based across the area, and they are willing to travel to help you get the best photo.Youâll get the tuition you need to take your photography to the level at which you want it to be.Find photogra phy courses in Leeds here or learn photography in Glasgow.
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