Asked by Ranjot Bains on May 30, 2024

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A test administrator,using the intelligence quotient formula developed by William Stern,determined that 12-year-old Kavita had an IQ score of 75.What is Kavita's mental age

A)  9 
B)  12 
C)  16 
D)  18

Intelligence Quotient

A numerical measure of a person's cognitive abilities relative to others, typically determined through standardized tests.

Mental Age

A measure of an individual's cognitive ability compared to the average cognitive ability of an individual at a specific chronological age.

  • Perceive the basis of Intelligence Quotient (IQ) and the route to calculating its value.
  • Contrast mental age with chronological age in the realm of assessing Intelligence Quotient.
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ZK
Zybrea KnightJun 05, 2024
Final Answer :
A
Explanation :
Kavita's mental age is calculated using the formula IQ = (Mental Age / Chronological Age) * 100. Given her IQ is 75 and her chronological age is 12, we rearrange the formula to Mental Age = (IQ * Chronological Age) / 100 = (75 * 12) / 100 = 9.