Moderate

The formula of IQ is:

Correct answer: D. IQ=mental age divided by chronological age X 100

  • A. Mental age=chronological divided by 100
  • B. Chronological age+Mental age=IQ
  • C. IQ=mental age X chronological age X 100
  • D. IQ=mental age divided by chronological age X 100

Explanation

The traditional IQ formula is mental age divided by chronological age, multiplied by 100. Thus, a mental age equal to chronological age produces an IQ of 100.

Last updated

Practise General Psychology

874 free General Psychology MCQs from Psychology, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Psychology questions like this

Psychology is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.

Related questions