IQ standard deviation

Intellectual Quotient (IQ) is defined by the Oxford English Dictionary as: a number representing a person’s reasoning ability (measured using problem-solving tests) as compared to the statistical norm or average for their age, taken as 100. This definition is simplistic in the sense that it ignores that origins of the IQ test. In the late 1890s, …
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Highest IQ – the measurement challenges

This articles highlights some of the challenges associated with measuring human intelligence and in particular those associated with the measurement of the highest IQ. First, unlike measuring height, weight and even human speed on a 100 meter dash, measuring IQ (and particularly the highest IQ) is a difficult endeavor. Alfred Binet – one of the …
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IQ testing is nothing new

Some critics have either attempted to dismiss IQ testing as being baseless or lacking scientific measurement. What these people often forget is that IQ testing is not a new concept and has been around for millennia. Although the blood relatives of the modern-day IQ test came to life in the late 1890s, cognitive ability tests …
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