Wechsler Intelligence Scale For Children (Wisc Iii Essay

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Test Name: The Wechsler Intelligence Scale for Children (WISC III) Author: David Wechsler Date(s) of Publication: WISC (1949), WISC revised (1974), WISC III (1991), WISC IV (2003) Publisher: The Psychological Corporation Introduction The Wechsler Intelligence Tests, which include the WISC, the WAIS, and the WPPSI (Wechsler Preschool and Primary Scale of Intelligence), are the most widely used intelligence and neuropsychological assessments. The first version of the WISC was written in 1949 by David Wechsler. The newest version of the WISC is the WISC-IV. Since Wechsler's death in 1981, the tests have been revised by their publisher, the Psychological Corporation. For the purposes of this paper, I will be describing the WISC IV. The theoretical basis for the WISC and the other Wechsler scales is Wechsler's belief that human intelligence is a complex ability involving a variety of skills. Because intelligence is complicated, Wechsler believed, a test measuring intelligence must reflect this diversity. After dividing intelligence into two major types of skills—verbal and performance—Wechsler used a statistical technique called factor analysis to determine which specific skills fit within these two major domains. Purpose The Wechsler Intelligence Scale for Children, often abbreviated as WISC, is an individually administered measure of intelligence intended for children aged six years to 16 years and 11 months. The WISC is designed to measure human intelligence as reflected in both verbal and nonverbal (performance) abilities. David Wechsler, the author of the test, believed that intelligence has a global quality that reflects a variety of measurable skills. He also thought that it should be considered in the context of the person's overall personality (Mascolo, J.T. 2006) . The WISC is used in schools as part of placement evaluations for programs for

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