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- He rejected the idea that there is an ideal mental age against which individual performance can be measured, and he defined normal intelligence as the mean test score for all members of an age group; the mean could then be represented by 100 on a standard scale.
www.britannica.com/biography/David-Wechsler-American-psychologist
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The Wechsler Adult Intelligence Scale (WAIS) is an IQ test designed to measure intelligence and cognitive ability in adults and older adolescents. [1] For children between the ages of 6 and 16, Wechsler Intelligence Scale for Children (WISC) is commonly used.
David Wechsler, an American psychologist, defined intelligence as the ability to carry out rational mental processes, to perform actions on purpose, and to interact with surroundings logically.
Abstract. The Wechsler Adult Intelligence Scale (WAIS) has become a cornerstone in intelligence assessment since its inception. This article explores the history of the WAIS, highlighting its intellectual foundations, its role within the broader context of intelligence testing, and the significant changes across its editions.
Jul 1, 2024 · The Wechsler Adult Intelligence Scale (WAIS) is an intelligence test first published in 1955 and designed to measure intelligence in adults and older adolescents.
Jan 4, 2024 · The Wechsler Adult Intelligence Scale (WAIS) may not be the first-ever IQ test, but it is the most popular one and also a pioneer in other ways. For instance, it was the WAIS that introduced the current method of measuring IQ used by all standardized IQ tests.
Nov 20, 2022 · All of Wechsler’s comments against the immutability of IQ, starting in the 1930s, did not capture the minds of psychologists, nor did his frequent refrain: “First and foremost, IQ tests are clinical instruments” (A. S. Kaufman, 2009, p. 40). The world embraced his IQ tests, but not his strong sense of how his tests should be interpreted.
