Regression lines for the prediction of Wide Range Achievement Test (WRAT) scores by Wechsler Intelligence Scale for Children (WISC) and WISC Revised (WISC-R) intelligence quotients were compared across race, by the Potoff technique. Subjects were 36 black and 30 white children who were referred for psychological evaluation because of learning or…

This study examines cultural bias in the Wechsler Intelligence Scale for Children. Results indicated no evidence of specific factors peculiar to Blacks v Whites, and rank order of item difficulties was similar in both groups. Race differences were due to differences in mental maturity rather than to test bias. (Author/RD)

Since their beginning, intelligence tests have favored the higher social classes. Despite federal mandates to the contrary, bias in assessment is likely to remain a problem. Claims of test bias can be categorized as popular (naive); clinical (intuitive); statistical (predictive); and psychometric (construct and content). A literature review has…

A longitudinal program of workshop-centered rehabilitation services was administered to mentally retarded adolescents. Results with the 36 remaining at the end of the 3rd year indicated that most characteristics central to vocational development were stable by early adolesence; a "competence cluster" of variables covaried systematically; high and…