A statistical technique for averaging the results of large numbers of studies in order to determine levels of overall effectiveness is called ________.

Question

Quizplus · Accepted Answer

Meta-analysis is the statistical technique used to combine results from multiple studies to determine overall effectiveness. Factor analysis is used to understand the structure of a collection of variables, analysis of variance is used to compare means of multiple groups, and stepwise regression analysis is used to identify the most significant predictors of an outcome variable.

A Statistical Technique for Averaging the Results of Large Numbers