Who defined intelligence as "the global and aggregate capacity of an individual to think rationally, act purposefully, and to deal effectively with his/her environment" ?
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → Wechsler
Wechsler, whose intelligence tests are most widely used, understood intelligence in terms of its functionality, i.e. its value for adaptation to environment. He defined it as ‘the global and aggregate capacity of an individual to think rationally, act purposefully, and to deal effectively with her/his environment’.
NCERT (2025-26): “Intelligence … Alfred Binet was one of the first psychologists who worked on intelligence. He defined intelligence as the ability to judge well, understand well, and reason well. Wechsler, whose intelligence tests are most widely used, understood intelligence in terms of its functionality, i.e. its value for adaptation to environment. He defined it as the global and aggregate capacity of an individual to think rationally, act purposefully, and to deal effectively with her/his environment.…” |