Question
Explain the formula of IQ with example.

Answer

  • IQ formula
  • IQ = (mental age) / (physical age) × 100
  • For example, the actual physical age of a child is 7 years and 6 months i.e. 90 months while his mental age is 108 months.
  • IQ = 108/90 × 100 = 120

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