The Metropolitan Readiness tests, first published in 1948 (forms R and S), were revised in 1966 (forms A and B). This study was instigated as a result of the charge that the revisions of the tests made them more difficult and more unfair to deprived children. Thirty-six Caucasian beginning first graders (divided evenly by high and low…

Prediction of academic success in introductory psychology courses is useful for both students and teachers. Although scores on the major intellectually oriented standardized aptitude tests are often useful predictors of introductory psychology grades, these scores are frequently unavailable. When major standardized measures of general intellectual…