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.

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,...

Provides several graphical representations of multivariate data. This paper explains the graphs such as the scatter plot and several other graphs as well. Site is presented in notes and outline format.

A collection of lesson ideas, a practice activity, and teacher resources for exploring regression analysis.