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intelligence quotient (IQ)

 IQis calculated by dividing mental age by chronological age (andmultiplying by 100 to give a whole number), in order to compare the mental ageof a child compared with their chronological age. It is now directly calculated as an IQ testscore.

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Psychology term of the day

June 24th 2021

Diagnostic andStatistical Manual (DSM)

amulti-axial manual used for theclassification, definition and description of mental healthdisorders.