Math Planet
Math Planet: Algebra 2: Line Plots and Stem and Leaf Plots
Provides examples and a video lesson that illustrate line plots and stem-and-leaf plots. [1:12]
Shodor Education Foundation
Shodor Interactivate: Lesson: Stem and Leaf Plots
Lesson plan introduces students to stem-and-leaf plots. Many resources are available for student and teachers here.
University of Georgia
University of Georgia: Definitions in Statistics
This site contains definitions to use in statistics and ways to collect data.
Richland Community College
Richland Community College: Stats Graphs Defined
Richland Community College provides a glossary of many terms that are needed in order to understand statistics graphs and charts. Each of the types of charts is quickly explained in terms of what it is most effective in displaying.