What is a Bar Graph? Bar graphs are one of the best ways to show a lot of data all in the same image. It is a simple way to show different kinds of data, changes in data over time, or compare lots of things all on the same chart. It is easy to learn, […...

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It always seems like textbooks like to teach you a topic, give an extremely easy example problem and then give you a twist on your homework problems. Trying to understand a Stem and Leaf Plot with Decimals is one of these tricks. The example is easy, everythin...

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When you come across a large data set, whether it’s survey results or just a homework problem, there are several ways you can try and describe the important aspects of the set. Each of these statistical values have pros and cons. This is a 3 part series ...

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When you come across a large data set, whether it’s survey results or just a homework problem, there are several ways you can try and describe the important aspects of the set. Each of these statistical values have pros and cons. This is a 3 part series ...

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When you come across a large data set, whether it’s survey results or just a homework problem, there are several ways you can try and describe the important aspects of the set. Each of these statistical values have pros and cons. This is a 3 part series ...

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How do you find the mean of a set of numbers? It is one of the more labor intensive values you can find about a data set. Order is not important, but there are two key things to be looking for. Let’s take a look at how to find the mean. How to Find the [...

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How do you find the median of a large group of numbers? The first step is you have to list the numbers in order from least to greatest. Then we find the middle value, which is the median. Some times there is a catch. If there is an even amount of numbers in th...

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How do you find the mode of a set of numbers? The good news is you don’t have to rearrange the whole set of numbers to find the range. You do however have to check each value to see which one occurs most often in a set. Remember, it is ok to have multipl...

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How do you find the range of a set of numbers? The good news is you don’t have to rearrange the whole set of numbers to find the range. You do however have to find the biggest and smallest number in the set. Let’s take a look at how to find the ran...

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How do you find the midrange of a set of numbers? Midrange and Range are similar, but different. They’re easy to get confused so we’ll discuss the differences, and give you two examples of how to quickly find the midrange. Differences Between Range...

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