Question

The concept of mental age was introduced by ______.

______ introduced the concept of 'mental - age'.

विकल्प

• Stern

• Gardner

• Alfred Binet

• Wechsler

Answer 1

The concept of mental age was introduced by Alfred Binet.

Explanation:

The concept of mental age was introduced by Alfred Binet. He assumed that mental development does not need to correspond to chronological age. He devised a test comprising items specified for different age group levels and measured the mental age of various people. Mental age can be defined as the age at which an individual performs successfully on all items on the test prepared for that age.

Answer 2

Alfred Binet introduced the concept of 'mental - age'.