Stem-and-leaf plots can be really helpful in visually interpreting data. This tutorial introduces you to stem-and-leaf plots, shows you how to use this special type of graph, and explains some of the popular uses. Take a look!

Stem-and-leaf plots can be really helpful in visually interpreting data. In this tutorial, you'll see how to create a stem-and-leaf plot from a set of data. Then, see how to interpret the plot!

When you think of the mean of a data set, think of the word average. 'Mean' and 'average' are the same thing when you're talking about a set of data! This tutorial introduces you to mean and shows you how to find it!