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  1. Intelligence quotient - Wikipedia

    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 …

  2. IQ | Intelligence Testing, Cognitive Ability & Mental Age | Britannica

    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.

  3. IQTest.com--The Original Free Online IQ Test

    This free, certified IQ Test gives you a real IQ score in just minutes. IQTest.com offers the most scientifically valid & reliable IQ test online.

  4. What Is the Average IQ—and What Your Score Actually Means

    Sep 5, 2025 · By design, the average intelligence quotient (IQ) is 100 for all people, with scores that assess your ability to think, understand, reason, learn, and remember.

  5. Darmowy test IQ online: sprawdź swoją inteligencję!

    Jun 30, 2025 · Darmowy test IQ online umożliwia szybkie sprawdzenie ilorazu inteligencji. Wykonaj test isprawdź, ile wynosi Twoje IQ

  6. Intelligence Quotient (IQ): Definition, Scoring & Interpretation | Cogn-IQ

    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 …

  7. IQ Definition & Meaning - Merriam-Webster

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

  8. Iloraz inteligencji - co to jest? Jaka jest skala i normy IQ w ...

    Mar 30, 2022 · W sieci znajdziesz wiele testów IQ, które szacują Twój poziom umiejętności językowych, arytmetycznych, skojarzeniowych czy przestrzennych. Test inteligencji obejmuje kilka krótkich zadań …

  9. Intelligence quotient (IQ) and measuring intelligence - EBSCO

    <p>Intelligence Quotient (IQ) is a standardized measure used to assess human intelligence across various domains, including abstract reasoning, memory, and problem-solving abilities.

  10. What is IQ? – Mensa International

    IQ is a type of standard score that indicates how far above, or how far below, his/her peer group an individual stands in mental ability.