Virtual Nerd: What Is the Interquartile Range?

The 13th lesson in a unit of 22 introduces the concept of the interquartile range (IQR). Class members learn to determine the interquartile range, interpret within the context of the data, and finish by finding the IQR using an...

Learn how a Box-and-Whisker plot is an effective way to interpret data. This tutorial will explain and show examples of Box-and-Whisker plots. [5:35]

A Stem-and-Leaf plot is a type of graph in which data values are split into stems and leaves. This video will show you how to use these graphs, and show you how they can be used for practical purposes. [7:41]

How can you display numerical data in an easy to understand format? Watch this tutorial to find out how a histogram is helpful when analyzing and visualizing data. [5:23]

A line plot is an effective way to visualize data. Watch this video for an explanation of line plots along with examples. [4:44]

Mean is the same thing as average when referring to a set of data. Watch this tutorial for an explanation and example. [4:05]

Mode is a helpful measure of central tendency. Watch this video to see how to find mode with an explanation and examples. [4:36]

A double bar graph is a good tool for visualizing a set of data. Watch this video for an explanation along with examples. [4:09]

A line graph is one of many ways we can visually represent data. Watch this tutorial for examples. [4:05]

The outcome of an experiment is any possible result. Watch this tutorial for an explanation and an example using dice. [2:09]