Digital Commons Network^™

Heterogeneous Versus Homogeneous Measures: A Meta-Analysis Of Predictive Efficacy, Suzanne Lee Dean

Browse all Theses and Dissertations

A meta-analysis was conducted to compare the predictive validity and adverse impact of homogeneous and heterogeneous predictors on objective and subjective criteria for different sales roles. Because job performance is a dynamic and complex construct, I hypothesized that equally complex, heterogeneous predictors would have stronger correlations with objective and subjective criteria than homogeneous predictors. Forty-seven independent validation studies (N = 3,378) qualified for inclusion in this study. In general, heterogeneous predictors did not demonstrate significantly stronger correlations with the performance criteria than homogeneous predictors. Notably, heterogeneous predictors did not demonstrate adverse impact on protected classes. One noteworthy finding was that …