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Scanlon, James – 1973
This report summarizes the results of the administration of the vocabulary and Block Design subtests of the WISC to a national probability sample of noninstitutionalized youths 12 through 17 years of age. Information is presented on the derivation of percentile equivalents, normalized scale scores, and a short-form estimate of Face Scale Scores.…
Descriptors: Age Differences, Analysis of Variance, Intellectual Development, Intelligence Differences
Roberts, Jean – 1971
This report presents national estimates of the intellectual development levels of noninstitutionalized children 6-11 years of age in the United States. These estimates were determined by scores on the Vocabulary and Block Design subtest of the WISC obtained in the Health Examination Survey of 1963-65. Findings are shown by age, sex, and grade in…
Descriptors: Age Differences, Comparative Analysis, Elementary School Students, Intellectual Development

Reynolds, Cecil R. – Intelligence, 1980
Raw scores on WISC-R subtests and the verbal, performance, and full scale IQ scales were correlated with age separately for White and Black males and females. The relationship between age and intelligence test performance was constant across race and sex and supports the construct validity of the WISC-R. (Author/RD)
Descriptors: Age Differences, Black Students, Correlation, Elementary Secondary Education