Research on the effectiveness of therapy has relied most heavily on ______.

Question

Quizplus · Accepted Answer

Meta-analysis is the most common method used in research on the effectiveness of therapy. It involves a statistical technique for combining the results of multiple studies that have measured the same outcomes, allowing researchers to draw overall conclusions about the effectiveness of a particular therapeutic intervention. Analysis of variance and factor analysis are statistical techniques used for different purposes, and case studies are not generally considered to be a reliable source of data for evaluating treatment effectiveness.

Research on the Effectiveness of Therapy Has Relied Most Heavily