Historically, the formula used to calculate IQ is
A) MA / CA x 100
B) CA - MA x 100
C) 100 - CA x MA
D) 100 - MA x CA

Question

Quizplus · Accepted Answer

The formula used to calculate IQ is MA (mental age) divided by CA (chronological age) multiplied by 100. This formula was first introduced in the early 20th century by French psychologist Alfred Binet, who wanted a way to measure students' intellectual abilities and identify those who needed extra help in school.

Historically, the Formula Used to Calculate IQ Is