Open links in new tab
  1. I.Q. and real-life functioning - Paul Cooijmans

    • This is a list of I.Q. ranges with for each a brief description of typical functioning and other features. The I.Q.'s are expressed on a scale with a general population mean of 100 and standard deviation of 15. They … See more

    Descriptions of The I.Q. Ranges

    Lower than 20 — Profound retardation
    Usually multi-handicapped with … See more

    Paul Cooijmans
    Colophon

    The information in this article is based on a combination of sources, such as various publicly available descriptions of forms of retardation, various scientific and popular books abou… See more

    Paul Cooijmans
    Feedback
     
  1. Another IQ test places 85 to 115 as the average range, with 145 as the start of high IQ and 160 or higher as "genius-level." The American Psychiatric Association has developed the following ranges for very low IQ scores, to reflect level of disability: 71 - 84: Borderline intellectual functioning 50 - 55 to about 70: Mild mental retardation
    www.healthgrades.com/right-care/lifestyle-and-well…
    50-69 — Mildly retarded Educable, can learn to care for oneself, employable in routinized jobs but require supervision. Might live alone but do best in supervised settings. Immature but with adequate social adjustment, usually no obvious physical anomalies.
    paulcooijmans.com/intelligence/iq_ranges.html
  2. Mild, Moderate, Severe Intellectual Disability Differences

    1 day ago · Learn about the four categories of intellectual disability based on IQ scores and skill levels: mild, moderate, severe, and profound. Find out the characteristics, examples, and challenges of each category.

  3. What Does Your IQ Score Mean? | IQ Score Ranges

    Oct 19, 2020 · Learn how IQ tests measure intelligence and what scores mean for different age groups and abilities. Find out how IQ scores can vary depending on factors such as environment, genetics, and motivation.

  4. IQ Score Ranges | Are You Average, High, or Genius IQ?

    Nov 16, 2023 · Learn about the IQ scale, how it is measured, and what it means. Find out if you have an average, high, or genius IQ based on the Stanford-Binet and Wechsler tests.

  5. IQ classification - Wikipedia

  6. What Is the Average IQ? Normal Ranges, Chart, Uses, …

    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 intelligence.

  7. IQ Classifications - AssessmentPsychology.com

  8. What Is Considered a High IQ, What’s Average, What Results Mean

  9. What Is IQ—and What Does Your IQ Score Really …

    Aug 16, 2024 · IQ tests are scored on a bell curve, with a score of 100—the top of the bell shape on a graph—reflecting average intelligence. Using this metric, 50% of people will score 100, DeLuca says.

  10. 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. [1] Originally, IQ was a score obtained by dividing a person's mental age score

  11. Some results have been removed