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 multipled by 100.
B) chronological age being divided by the mental age and multipled by 100.
C) mental age being multipled 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 calculated as the mental age divided by the chronological age and then multiplied by 100 to give a standardized score. This formula was used in the original form of the Stanford-Binet intelligence test, which was developed in the early 20th century by French psychologist Alfred Binet. It was later revised and adapted by psychologists at Stanford University in the United States, but the basic calculation of IQ remained the same.

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