Willow Tree
Scatterplots and Stem-and-Leaf Plots
Is there a correlation between the number of cats you own and your age? Use a scatter plot to analyze these correlation questions. Learners plot data and look for positive, negative, or no correlation, then create stem-and-leaf plots to...
Willow Tree
Circle Graphs
Pie isn't just for eating! Scholars learn to create pie charts and circle graphs to represent data. Given raw data, learners determine the percent of the whole for each category and then figure out the degree of the circle that percent...
Purple Math
Purplemath: Stem and Leaf Plots
Explains how to create a stem-and-leaf plot from a data set. Demonstrates how to format a clear stem-and-leaf plot.
Math Is Fun
Math Is Fun: Stem and Leaf Plots
Explains, with examples, what stem and leaf plots are. Includes a set of practice questions.
Rice University
Hyper Stat Online Statistics Textbook: Stem and Leaf Plots Defined
A nice site for a defintion and example of finding a stem and leaf plot in statistics.
Other
Stem and Leaf Plotting
A nice explanation of a stem and leaf plot, accompanied by many helpful examples.
National Council of Teachers of Mathematics
The Math Forum: Nctm: Ask Dr. Math: Stem and Leaf and Scatter Plots
This site is a question/response page which focuses on stem-and-leaf representation and how to construct scatter plots. Dr. Math works through an example and gives commentary notes. Site also contains links for more help.
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.