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.
Scholastic
Scholastic: Cultivating Data
Students will understand key concepts of data analysis and their graphic representations. Students will construct and interpret data tables, line plots, box-and-whisker plots and stem-and-leaf plots, scatterplots with line of best fit,...
Oswego City School District
Regents Exam Prep Center: Regression Analysis
A collection of lesson ideas, a practice activity, and teacher resources for exploring regression analysis.
Duke University
Duke University: Web Feats Ii: Lessons on Regression at Hessian
This site has several lessons on regression, "Designed to help students visualize topics associated with lines of regression, given a set of data points." Go to the teacher notes to find the objectives and standards which apply.