cohd2delta: Cohen's d to Cliff's delta
Description
Converts Cohen's d effect size to Cliff's delta as non-overlap between two standard normal distributionsValue
,
where $AUC(x) = \frac{1}{\sqrt{2\pi}} \int_{-\infty}^x e^{-t^2/2} \, dt$
Details
Returns delta (or non-overlap, see Table 2.2.1 in Cohen, 1988, p.22).References
Cohen, J. (1988). Statistical Power Analysis for the Behavioral Sciences (2nd ed.). Hillsdale, NJ, USA: Lawrence Erlbaum Associates.