The IQ by Wilhelm Stern’s method, when a genetics instructor at the age of 9 performs the mental tasks of 11 years old. Introduction: Intelligence quotient is a measure which is used to calculate the intelligence of an individual. The formula to calculate the IQ score was given by Wilhelm Stern. The IQ is calculated by dividing the mental age of an individual by the chronological age and then, multiplying the answer by 100.

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Chapter 5, Problem 25QP

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To determine: The IQ by Wilhelm Stern’s method, when a genetics instructor at the age of 9 performs the mental tasks of 11 years old.

Introduction: Intelligence quotient is a measure which is used to calculate the intelligence of an individual. The formula to calculate the IQ score was given by Wilhelm Stern. The IQ is calculated by dividing the mental age of an individual by the chronological age and then, multiplying the answer by 100.

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