Twelve-year-old Arnold received an IQ test score of 75.Using the original definition for IQ,what is his mental age?
A)9
B)10
C)5
D)7

Name: Twelve-year-old Arnold received an IQ test score of 75.Using the original definition for IQ,what is his mental age? A)9 B)10 C)5 D)7
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Question

Quizplus · Accepted Answer

Arnold's mental age is 9 years old, calculated by dividing his IQ score (75) by 100 and then multiplying by his actual age (12). This gives 0.75 * 12 = 9.

Twelve-Year-Old Arnold Received an IQ Test Score of 75