A Robust Nonparametric Measure of Effect Size Based on an Analog of Cohen's d, Plus Inferences About the Median of the Typical Difference

Authors

Rand Wilcox, University of Southern CaliforniaFollow

Abstract

The paper describes a nonparametric analog of Cohen's d, Q. It is established that a confidence interval for Q can be computed via a method for computing a confidence interval for the median of D = X₁ − X₂, which in turn is related to making inferences about P(X₁ < X₂).

DOI

10.22237/jmasm/1551905677

Recommended Citation

Wilcox, R. (2018). A robust nonparametric measure of effect size based on an analog of Cohen's d, plus inferences about the median of the typical difference. Journal of Modern Applied Statistical Methods, 17(2), eP2726. doi: 10.22237/jmasm/1551905677