used by people in more than 220 countries!
Calculator: Post-hoc Statistical Power for Hierarchical Multiple Regression
Post-hoc Statistical Power Calculator for Hierarchical Multiple Regression
This calculator will tell you the observed power for a hierarchical regression analysis; i.e., the observed power for a significance test of the addition of a set of independent variables B to the hierarchical model, over and above another set of independent variables A. The value returned by the calculator is the observed power for the addition of the set of independent variables B to the overall hierarchical model.
Please enter the necessary parameter values, and then click 'Calculate'.