When scores on the predictor composite are assumed to be normally distributed, the average score of selected applicants can be computed for an arbitrary selection ratio using the ordinate of the normal curve.
A selection ratio or a vector of selection ratios.
ux: The average score of those selected on a predicter composite.
Allen Goebl and Jeff Jones
Naylor, J. C., & Shine, L. C. (1965). A table for determining the increase in mean criterion score obtained by using a selection device. Journal of Industrial Psychology, 78-109.
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