This resource contains a broad range of information concerning statistics. It is divided up into eighteen chapters and also includes links to other resources pertaining to statistics. Some of these chapters include:...

This collection of free, interactive Java applets provides a graphical interface for studying the power of the most commonly encountered experimental designs. Intended to be useful in planning statistical studies, these...

Richard Lowry of Vassar College has created a log-linear analysis which is a version of chi-square analysis. The relevant values are calculated by way of weighted natural logarithms. This page will calculate several...

This applet, created by Kevin O'Bryant of the University of California - San Diego, illustrates the monoalphabetic substitution codebreaking process using a chi-squared process. The author explains how and why this...

In the first simulation, random samples of size n are drawn from the population one sample at a time. With df=3, the critical value of chi-square for significance at or beyond the 0.05 level is 7.815; hence, any...