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Brennan's B is Peirce's Theta.

Peer reviewed

Harris, Chester W. – Educational and Psychological Measurement, 1980

Brennan's B statistic is a generalized upper-lower discrimination index which was first published in 1972: Peirce earlier introduced a statistic on the relation between a predictor and an outcome which has the same structure as Brennan's B. (Author/CP)

Descriptors: Discriminant Analysis, Item Analysis, Mathematical Formulas, Predictive Measurement

Admissions Test Validity: Correcting for Restriction Effects.

Peer reviewed

Givner, Nathaniel; Hynes, Kevin – College and University, 1979

The problem associated with validating an admissions test when such validation is based solely on the scores of the accepted, and therefore, restricted, group of applicants is demonstrated. A correction formula that estimates the correlation between admission test scores and a subsequent measure of performance for the entire group of applicants is…

Descriptors: Academic Achievement, Admission Criteria, College Admission, College Applicants