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The WAIS-IV was standardized on a sample of 2,200 people in the United States, ranging in age from 16 to 90. [12] The demographic characteristics of the sample were modeled after the proportions of different groups in an analysis of data from the U.S. Census Bureau. An extension of the standardization has been conducted with 688 Canadians in ...
Based on The Boston Process Approach to assessment, in order to examine the role of memory in Digit-Symbol-Coding performance, WAIS-III (but not WAIS-IV [5]) contains an optional implicit learning test: after the Digit Symbol-Coding test paired and free recall of the symbols is assessed. [6] [7] [8] [9]
The test takes 45–90 minutes to administer depending on the age of the participant. The mean score for the WIAT-II is 100 with a standard deviation of 15, and the scores on the test may range from 40 to 160. 68% of participants in the UK standardisation sample obtained scores of 85-115 and 95% obtained scores of 70-130.
The fourth revision of the Stanford–Binet scales (S-B IV) was developed by Thorndike, Hagen, and Sattler and published by Riverside Publishing in 1986. It retained the deviation scoring of the third revision with each standard deviation from the mean being defined as a 16 IQ point difference. The S-B IV adopted new classification terminology.
Below is a list of dissertations that use the WAIS-IV. The full version of these dissertations can be found using ProQuest. Hershberger, K. A. (1997). The relationship between conceptually similar subtests of the wechsler adult intelligence scale-revised and the career ability placement survey with a vocational rehabilitation sample.
This is one of the more common tests used to test an individual's intelligence quotient. Throughout its history, this test has been revised multiple times since its creation, starting with the WAIS in 1955, to the WAIS-R in 1981, to the WAIS-III in 1996, and most recently the WAIS-IV in 2008.
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The Wechsler Memory Scale (WMS) is a neuropsychological test designed to measure different memory functions in a person. Anyone ages 16 to 90 is eligible to take this test. The current version is the fourth edition (WMS-IV) which was published in 2009 and which was designed to be used with the WAIS-