A 6-year-old who responded to the original Stanford-Binet with the proficiency typical of an average 9-year-old was said to have a mental age of

Question

Quizplus · Accepted Answer

The concept of mental age refers to the level of intellectual development that an individual displays as compared to others of the same chronological age. In this case, the 6-year-old's proficiency on the Stanford-Binet test indicates that they are performing at the level of an average 9-year-old, suggesting that their mental age is 9.

A 6-Year-Old Who Responded to the Original Stanford-Binet with the Proficiency