What does comprehension on the WAIS measure?

What does comprehension on the WAIS measure?

Verbal Comprehension Index This index reflects an individual’s ability to understand, use and think with spoken language. It also demonstrates the breadth and depth of knowledge acquired from one’s environment. It measures the retrieval from long-term memory of such information.

What are the subtests of the WAIS-IV?

The verbal tests were: Information, Comprehension, Arithmetic, Digit Span, Similarities, and Vocabulary. The Performance subtests were: Picture Arrangement, Picture Completion, Block Design, Object Assembly, and Digit Symbol. A verbal IQ, performance IQ and full scale IQ were obtained.

What are the 11 subtests of the WAIS?

The verbal subtests include Vocabulary, Similarities, Arithmetic, Digit Span, Information, and Comprehen- sion. The performance subtests include Picture Completion, Digit Symbol (Coding), Block Design, Matrix Reasoning, and Picture Arrangement.

Is verbal comprehension part of WAIS?

The Verbal Comprehension Index (VCI) is a score derived from the administration of selected subtests from the third and fourth edition Wechsler Adult Intelligence Scale (WAIS) and Wechsler Intelligence Scale for Children (WISC). The VCI is designed to provide a measure of verbal acquired knowledge and verbal reasoning.

What does the vocabulary subtest measure?

Vocabulary measures the students’ verbal fluency and concept formation, word knowledge, and word usage. Here’s one subtest in which prior knowledge does play a role. Matrix Reasoning measures visual processing and abstract, spatial perception and may be influenced by concentration, attention, and persistence.

Which is a performance subtest of the WAIS?

The Performance subtests were: Picture Arrangement, Picture Completion, Block Design, Object Assembly, and Digit Symbol.

What does the arithmetic subtest on the WAIS-IV measure?

The Arithmetic subtest assesses working memory by having participants complete mental arithmetic problems. The LNS subtest is an alternative working memory measure and is not typically included in the calculation of the WMI.

What is perceptual reasoning?

Perceptual reasoning is the ability to take in visual information and organize it, interpret it, and use it to solve problems. No verbal communication is required. If you’re solving a problem that requires you to visualize the solution in your head, you’re using perceptual reasoning.

What subtests make up the FSIQ on WAIS-IV?

Two composites are available for the WAIS-IV • FSIQ comprises of all sub-test • GAI comprises only of subtests that constitute the Verbal Comprehension Index (VCI) and Perceptual Reasoning Index (PRI).

What does the Matrix reasoning subtest measure?

Matrix Reasoning measures visual processing and abstract, spatial perception and may be influenced by concentration, attention, and persistence. Matrix Reasoning is an untimed core Perceptual Reasoning subtest. Children are shown colored matrices or visual patterns with something missing.

How is WAIS-IV FSIQ calculated?

FSIQ = 25 + 0.75*S where S is the Sum of Scaled Scores. The 100’s are the means of the two distributions and the 15 and 20 are their standard deviations. All of this can be obtained by publically released information.

What does WAIS stand for?

The Wechsler Adult Intelligence Scale (WAIS) is an intelligence test first published in 1955 and designed to measure intelligence in adults and older adolescents.

What does the picture completion subtest measure?

The Picture Completion subtest of the WAIS-R/III measures visual perception, specifically, alertness to visual detail. Participants are instructed to identify the missing parts of pictured objects.

How does Dr Wechsler conceptualize intelligence?

He described intelligence as “the global capacity of a person to act purposefully, to think rationally, and to deal effectively with his environment.”

What is WAIS symbol search?

Description. Symbol Search is a subtest of the Wechsler Adult Intelligence Scale (WAIS), the Wechsler Intelligence Scale for Children (WISC), and the Wechsler Preschool and Primary Scale of Intelligence (WPPSI). The Symbol Search subtest is designed to assess information processing speed and visual perception.

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