An intelligence quotient is a measure of intelligence originally computed by dividing a person's mental age by his or her chronological age and multiplying the result by 100.

Question

Quizplus · Accepted Answer

This is a correct definition of how intelligence quotient (IQ) was originally calculated by Alfred Binet and Theodore Simon in the early 20th century. However, modern IQ tests have evolved to use more complex scoring methods that take into account the distribution of IQ scores among the general population.

An Intelligence Quotient Is a Measure of Intelligence Originally Computed