Chi Square is appropriate when trying to determine whether categorical variables are related to each other. This page contains links to other websites that offer help with Chi Square.
Wadsworth/Cengage Learning: A higher education partner website, includes workshops for statistics and research methods.
HyperStat: An online stats textbook by David Lane. David Lane is an associate professor of psychology and statistics at Rice University.
Statistics to Use: A website that provides links to statistical calculators.
Howell'ing at Statistics: A website with chapter notes corresponding to Statistical Methods for Psychology by David C. Howell. (This books has been used in our Adv. Stats course).