Statistical Power Analysis is a nontechnical guide to power analysis in research planning that provides users of applied statistics with the tools they need for

This is the first book to demonstrate the application of power analysis to the newer more advanced statistical techniques that are increasingly used in the soci

Applied Power Analysis for the Behavioral Sciences is a practical "how-to" guide to conducting statistical power analyses for psychology and related fields. The

This practical guide on conducting power analyses using IBM SPSS was written for students and researchers with limited quantitative backgrounds. Readers will ap

How Many Subjects? is a practical guide to sample size calculations and general principles of cost-effective research. It introduces a simple technique of stati