The deviation IQ refers to
A)dividing mental age by chronological age and multiplying by 100.
B)adding/subtracting mental age to chronological age and multiplying by 100.
C)an expression of each individual's IQ relative to their same-aged peers.
D)an evaluation of the normative data that reflects typical IQ scores according to mental age.

Question

Quizplus · Accepted Answer

Deviation IQ is a measure of intelligence that expresses an individual's IQ relative to their same-aged peers by comparing their score to the average score of their age group. This is different from the original concept of IQ, which was based on dividing mental age by chronological age and multiplying by 100, as in option A. Option B is not a recognized method for calculating IQ. Option D describes normative data, but it does not explain the concept of deviation IQ.

The Deviation IQ Refers to