GROWTH DEVELOPMENT CHILD
MEASUREMENT OF INTELLIGENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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are higher than
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are lower than
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are equal to
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can’t be compared with
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Detailed explanation-1: -The Flynn effect refers to the consistent upward drift in IQ test scores across generations which has been documented to be approximately 3 points per decade.
Detailed explanation-2: -Wechsler Adult Intelligence Scale – Fourth Edition (WAIS-IV) The WAIS-IV is the most commonly used test of intelligence for persons aged 16 through 75 years, and may be the intelligence test chosen if your child is a teenager above the age of 15.
Detailed explanation-3: -The correlation of intelligence test scores for identical twins raised together is about +. 85. For identical twins raised apart, the correlation is about +. 72.
Detailed explanation-4: -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.