Like all contemporary IQ tests, the Wechsler tests report a "deviation IQ" as the standard score for the full-scale IQ, with the norming sample mean raw score defined as IQ 100 and a score one …

Nov 16, 2023 · IQ scores differ depending on which version of the test you take, but the average IQ score ranges are between 85 and 115. Shown below is an IQ chart classifying the range of …

Jul 17, 2024 · IQ scores between 90 and 109 indicate a normal IQ range or average intelligence. Individual adults usually score somewhere between the 70-130 range, with 100 being the …

Aug 17, 2024 · Explore the average IQ of all age groups and see the range of IQ classified by the experts with the interpretation of IQ scores.

A good IQ range is typically between 85 and 115, where about two-thirds of people fall. This is considered the “average” range and reflects normal cognitive functioning.

Sep 5, 2025 · Just as average IQ can vary from state to state, there are also differences across the world. In a wide-ranging study published in 2010, researchers calculated IQ for 108 countries.

Sep 13, 2025 · IQ scores represent cognitive ability on a standardized scale with a mean of 100 and standard deviation of 15. These scores follow a normal distribution, allowing comparison …

Oct 6, 2025 · Most people score near the average range, which is designed to fit into a normal distribution curve (aka "bell curve.") A low IQ score is anything 70 and below. A low score and …

Dec 6, 2019 · Intelligence quotient (IQ) is a score derived from standardized tests that measure a person’s cognitive ability against that of similarly aged peers. In this article, learn about the …

Sep 10, 2023 · Learn how to interpret IQ scores, from the bell curve and average range to score labels, cutoff points, and what different ranges mean for daily life outcomes.