Because of the need to measure the IQ of people of varying ages, newer IQ tests base their evaluation of IQ on ________.
A)mental age alone
B)deviation scores from the mean of the normal distribution
C)giving extra points for older people to compensate for their slower processing times
D)physical tests rather than pen-and-paper tests

Question

Quizplus · Accepted Answer

Deviation scores from the mean of the normal distribution allow for a standardization of IQ scores across different age groups, and take into account the fact that mental abilities tend to increase with age up to a certain point. This makes the evaluation of IQ scores more accurate and reliable across age groups.

Because of the Need to Measure the IQ of People