If Jane's intelligence quotient is 100,we know that she has a _____________?
Correct answer: C. mental age typical of children who have the same chronological age.
- A. perfect score on a set of age-related tests.
- B. test performance superior to 90% of other children the same age who took the test.
- C. mental age typical of children who have the same chronological age.
- D. mental age below those of children with the same chronoligical age.World Current Affairs
Explanation
Under the traditional IQ formula, an IQ of 100 means mental age and chronological age are equal because the ratio is 1.00. It does not mean a perfect test score or performance better than a fixed percentage of children.
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