When the Stanford-Binet was first used, the intelligence quotient could be determined by the
A)mental age being divided by the chronological age and multiplied by 100.
B)chronological age being divided by the mental age and multiplied by 100.
C)mental age being multiplied by the chronological age and divided by 100.
D)chronological age being divided by 100 and multiplied by the mental age.

Question

Quizplus · Accepted Answer

The intelligence quotient (IQ) was originally determined by dividing an individual's mental age (as determined by the Stanford-Binet test) by their chronological age and then multiplying the quotient by 100. This formula was used to calculate IQ scores in the early versions of the test.

When the Stanford-Binet Was First Used, the Intelligence Quotient Could