Examined the reliability and predictive validity of the WISC-R with Navajo children (N=40). Internal consistency reliability estimates of WISC-R subtests as well as composites were found to be low for the Navajo subjects. The predictive validity of the WISC-R IQ scales was similarly found to be very low. (Author)

The Slosson Intelligence Test (SIT) and the Stanford-Binet, Fourth Edition (SBIV) were administered to 95 elementary students referred because of either learning problems or potential giftedness. SIT scores predicted SBIV verbal scores more accurately than composite scores. Overall the SIT predicted SBIV scores better for students with learning…

Critiques Walker's article in this issue. Argues that Walker's data do not meet technical standards regarding individual placement tests for normative comparisons, interjudge reliability, or predictive validity, and therefore do not justify the use of the Gesell test to place children in developmental kindergarten or transitional first grade. (GLR)

Public Law 94-142 mandates the identification and placement of learning disabled children based primarily on the measurement of intelligence. It is, therefore, the responsibility of educational psychologists to use standardized intelligence tests appropriately to accurately and objectively assess a childs' intellectual potential and ability. Three…

This book addresses the question of what tests are measures of. Intelligence, achievement, and personality tests not based on empirical investigation have questionable validity. Some researchers now suspect that almost all tests given to students in all subjects, as well as general tests of intelligence and personality, are essentially language…