This page from the Analytical Sciences Digital Library provides a good introduction to data analysis in analytical chemistry. Topics include means, standard deviation, and deciding if two results are different at some...

This tutorial, authored by Jay Hill of the University of Illinois at Urbana-Champaign, introduces mean, median, mode, variance, and standard deviation using sports statistics from the Internet and class-generated...

The goal of this lesson is to introduce the concepts of mean, median and mode and to develop understanding and familiarity with these ideas. The activity lets students explore mean and median in an efficient way and the...

This applet, created by Rice University's Virtual Lab in Statistics, allows students to manipulate a histogram and observe changes in the mean and median. The site includes links to exercises and descriptions of...

This site, created by Michelle Lacey of Yale University, gives a definition and an example of numerical summaries. Topics include: mean, median, quantiles, variance, and standard deviation. While brief, the site is...