The first section of this paper defines three incompatible ethical positions in regard to the fair and unbiased use of psychological tests for selection in minority and majority groups. Also in this section, five statistical definitions of "test fairness" are reviewed and examined critically for technical, logical, and social weaknesses. In the…

This paper reviews the now massive general literature showing that psychological tests are fair to minorities. This literature shows that there is no single group validity, there is no differential validity, and tests overpredict rather than underpredict minority job performance. Further evidence in regard to blacks is introduced from 51…

The relationship between general cognitive ability and both training and job performance is reviewed. Existing scientific data show that there are large differences in training achievement and in job performance. Consequently, any good predictor of achievement or performance can yield a large gain in workforce productivity. General cognitive…