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Intelligence and Adaptive Behavior: A Meta-Analysis
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Alexander, Ryan M.; Reynolds, Matthew R. – School Psychology Review, 2020
Intelligence tests and adaptive behavior scales measure vital aspects of human functioning. Assessment of each is a required component in the diagnosis or identification of intellectual disability. The present study investigated the population correlation between intelligence and adaptive behavior using psychometric meta-analysis. The main…
Descriptors: Meta Analysis, Incidence, Intelligence Tests, Clinical Diagnosis
States' Eligibility Guidelines for Mental Retardation: An Update and Consideration of Part Scores and Unreliability of IQs
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Bergeron, Renee; Floyd, Randy G.; Shands, Elizabeth I. – Education and Training in Developmental Disabilities, 2008
Mental retardation (MR) has traditionally been defined as a disorder in intellectual and adaptive functioning beginning in the developmental period. Guided by a federal definition of MR described in the Individuals with Disabilities Education Act, it is the responsibility of each of the United States to describe eligibility guidelines for special…
Descriptors: Eligibility, Mental Retardation, Intelligence Tests, Intelligence Quotient
Change in Intelligence and Academic Skills of Grades Four and Seven Pupils Over a Twenty-Year Period.
Randhawa, Bikkar S. – 1980
Scores on mental ability and academic skills for 1958 and 1978 of representative sample of grade 4 and 7 classes in Saskatchewan were compared. The selected students were administered appropriate levels of the Otis-Lennon Mental Ability Tests, and the Canadian Tests of Basic skills in vocabulary, reading, language skills (spelling, capitalization,…
Descriptors: Academic Achievement, Achievement Tests, Basic Skills, Correlation