This page, created by Mark Plonsky of the University of Wisconsin - Stevens Point, gives a description of correlation, Pearson's r, Spearman's rho. There are some scatterplots illustrating the different values of r....

Created by Kyle Siegrist of the University of Alabama-Huntsville, this is an online, interactive lesson on random samples. The author provides examples, exercises, and applets concerning many different topics. Some of...

This applet, created by Virginia Tech's Department of Statistics, allows the user to generate bivariate data for analysis with simple linear regression. The page describes the equations used to generate the data and...

This activity focuses on basic ideas of linear regression. It covers creating scatterplots from data, describing the association between two variables, and correlation as a measure of linear association. After this...

Created by David Lane of Rice University, this is a simulation illustrating the regression toward the mean phenomenon. The author has created a specific case study to explore, he states it as: "In this simulation, a...