Laura is 8 years old; her performance on a series of tasks is equivalent to that of the average 10-year-old.Her intelligence quotient is:
A)125.
B)80.
C)110.
D)150.

Question

Quizplus · Accepted Answer

Laura's intelligence quotient (IQ) is calculated using the formula: IQ = (Mental Age / Chronological Age) * 100. Here, her mental age is 10 years, and her chronological age is 8 years. So, her IQ = (10 / 8) * 100 = 125.

Laura Is 8 Years Old; Her Performance on a Series