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Hill, Timothy D.; And Others – 1983
The classification of intelligence has been a prime interest to many for over three-quarters of a century. The Wechsler scales of intelligence and the development of factor analysis have both played major roles in the shaping of psychometric thought. An examination of this joint history by means of a review of the factor analytic studies of the…
Descriptors: Adults, Comparative Analysis, Elementary Secondary Education, Factor Analysis
Steyaert, James P.; Snyder, John F. – 1983
Performance on the Digit Span (DSP) and Digit Symbol (DSY) subtests of the Wechsler Adult Intelligence Scale (WAIS) have been said to be vulnerable to the effects of anxiety, seating arrangements, and sex of subject. To determine the effects of these variables on anxiety and test performance on the WAIS-R DSP and DSY subtests, 40 male and 40…
Descriptors: College Students, Higher Education, Intelligence Tests, Performance Factors

Matarazzo, Joseph D. – American Psychologist, 1990
Increasingly neuropsychologists are under pressure, particularly in child custody and personal injury litigation, to justify the validity of the tests upon which their assessments are based. Reviews research on the validity of clinical opinions based on tests and concludes that test scores must be used in conjunction with life history and current…
Descriptors: Court Litigation, Measurement Techniques, Measures (Individuals), Neurological Impairments