The formula that uses chronological age (CA)and mental age (MA)to calculate the intelligence quotient is
A)(MA ÷CA)×100.
B)CA ÷MA ×100.
C)(MA ×CA)÷100.
D)100 ÷ (MA + CA).

Question

The formula that uses chronological age (CA)and mental age (MA)to calculate the intelligence quotient is
A)(MA &#247;CA)&#215;100.
B)CA &#247;MA &#215;100.
C)(MA &#215;CA)&#247;100.
D)100 &#247; (MA + CA).

Quizplus · Accepted Answer

The formula that uses chronological age (CA)and mental age (MA)to calculate the intelligence quotient is (MA ÷ CA) × 100. This is known as the ratio IQ formula. It compares a person's mental age with their chronological age, and if their mental age is higher, then their IQ score will be above 100, indicating intellectual giftedness. If their mental age is lower, then their IQ score will be below 100, indicating intellectual disability.

The Formula That Uses Chronological Age (CA)and Mental Age (MA)to