GROWTH DEVELOPMENT CHILD
MEASUREMENT OF INTELLIGENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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reliability
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content validity
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standardization
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predictive validity
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Detailed explanation-1: -When retested on the WAIS, people’s second scores generally match their first scores quite closely. This indicates that the test has a high degree of: A. Reliability.
Detailed explanation-2: -Reliability is the degree to which an assessment tool produces stable and consistent results. Test-retest reliability is a measure of reliability obtained by administering the same test twice over a period of time to a group of individuals.
Detailed explanation-3: -By the 68-95-99.7 rule, 68% of the people have WAIS scores between 100-15 and 100+15. Namely, 99.7% of the people have WAIS scores between 85 and 115. Hence, 32% of the people have WAIS scores below 85 or above 115.
Detailed explanation-4: -Validity refers to the degree to which a test measures what it is supposed to measure.
Detailed explanation-5: -WISC scores yield an overall intelligence quotient, called the full scale IQ, as well as a verbal IQ and a performance IQ. The three IQ scores are standardized in such a way that a score of 100 is considered average and serves as a benchmark for higher and lower scores.