IQ

Abbreviation for intelligence quotient, an attempt to measure the intelligence of someone. The IQ score is usually based upon the results of a written test. To calculate the IQ, the person's mental age (as determined by a test) is divided by their chronologic age and the result is multiplied by 100.

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Abbreviation for intelligence quotient.

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inhibitory quotient; institute of quality; intelligence quotient

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IQ .ī-'kyü n [intelligence quotient] : a number used to express the apparent relative intelligence of a person: as

a) the ratio of the mental age (as reported on a standardized test) to the chronological age multiplied by 100

b) a score determined by one's performance on a standardized intelligence test relative to the average performance of others of the same age

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see intelligence quotient

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intelligence quotient.