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Intelligence quotient - Wikipedia
An intelligence quotient (IQ) is a total score derived from a set of standardised tests or subtests designed to assess human intelligence. The abbreviation "IQ" was coined by the psychologist William Stern for the German term Intelligenzquotient, his term for a scoring method for intelligence tests at University of … See more
Precursors to IQ testing
Historically, even before IQ tests were devised, there were attempts to classify people into intelligence categories by observing their … See moreReliability
Psychometricians generally regard IQ tests as having high statistical reliability. Reliability … See moreIn general, educational interventions, as those described below, have shown short-term effects on IQ, but long-term follow-up is often missing. For example, in the US, very large … See more
Several neurophysiological factors have been correlated with intelligence in humans, including the ratio of brain weight to body weight and … See more
There are a variety of individually administered IQ tests in use in the English-speaking world. The most commonly used … See more
Environmental and genetic factors play a role in determining IQ. Their relative importance has been the subject of much research and debate. See more
Wikipedia text under CC-BY-SA license IQTest.com--The Original Free Online IQ Test
WEBTake the world's leading online IQ test and get your general score for free. You can also get an optional extensive analysis of your score, revealing your strengths and weaknesses in 13 areas of intelligence.
What Is Considered a High IQ, What’s Average, What Results Mean
What's the Average IQ? - Verywell Mind
WEBJul 29, 2022 · IQ, or intelligence quotient, is a measure of your ability to reason and solve problems. Learn how IQ is calculated, what it means …
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