Question

How is Intelligence Quotient (IQ) calculated?

Options

• By comparing mental age with chronological age.

• By measuring only memory skills.

• By counting the number of correct answers.

• By evaluating physical coordination.

Answer 1

By comparing mental age with chronological age.

Explanation:

IQ is calculated by comparing a person's mental age (intellectual development level) with their actual chronological age, providing a standardized measure of intelligence.