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IQ History and Testing Quiz

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Questions and Answers

Which psychologist coined the term 'IQ'?

Carl Jung

Sigmund Freud

B.F. Skinner

William Stern (correct)

What was the original method for calculating IQ?

Adding mental age score and chronological age together

Dividing mental age score by chronological age and multiplying by 100 (correct)

Dividing chronological age by mental age score and multiplying by 100

Multiplying mental age score by chronological age

What percentage of the population scores between IQ 85 and IQ 115?

33%

66% (correct)

50%

75%

Study Notes

Intelligence Quotient (IQ)

The term 'IQ' was coined by German psychologist William Stern in 1912.
The original method for calculating IQ involved dividing the mental age by the chronological age, then multiplying by 100.
Approximately 68% of the population scores between IQ 85 and IQ 115, which is considered the average range of intelligence.

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Description

Test your knowledge on IQ and its history with this quiz! Answer questions on the origins of the IQ score, its uses and limitations, and famous IQ tests and theorists. Challenge yourself and discover how much you really know about intelligence testing.