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feb 15, 1955 - The Wechsler Adult Intelligence Scale (WAIS) is Published

Description:

Wechsler publishes a new IQ test for adults which corresponds with what most from the age of 16 to 90 had learned or knew logically.

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The History of IQ

24 Jan 2018

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Date:

feb 15, 1955

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~ 71 years ago

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