Raw scores on IQ tests for many populations have been rising at an average rate of three IQ points per decade since the early 20th century, a phenomenon called the Flynn effect. Investigation of different …

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Dec 11, 2025 · IQ, (from “intelligence quotient”), a number used to express the relative intelligence of a person. It is one of many intelligence tests.

Jan 30, 2025 · What is considered a genius IQ score on an IQ scale? Learn about how IQ test scores are assessed, what IQ levels mean, and what percentage of people are geniuses.

Nov 27, 2025 · IQ is a score derived from performance on cognitive tasks under standardized conditions. It correlates with a range of outcomes, such as academic achievement and some aspects …

Jul 17, 2024 · An IQ (intelligence quotient) test is a standardized method to know the mental ability of a person, usually against a peer group. IQ scores between 90 and 109 indicate normal or average …

The meaning of IQ is a number used to express the apparent relative intelligence of a person. How to use IQ in a sentence.

IQ, or Intelligence Quotient, is a score from a test that measures a person’s thinking skills and problem-solving abilities. An IQ test doesn’t define a person’s worth or potential, but it gives an idea of how …

Oct 31, 2023 · IQ tests measure what we value in Western, educated, industrialized, rich, and democratic (WEIRD) societies – right now – and so it should be no surprise that IQ test scores …