IQ Myths and Facts
IQ is one of the most quoted and most misunderstood numbers in psychology. Here are ten common myths about IQ scores, with what the evidence actually supports. The short version: IQ is a useful, imperfect measurement of some cognitive skills, not a measure of human worth, potential or the whole of intelligence. Plain-language disclaimer: online […]
How IQ Tests Work
A professional IQ test is a set of timed and untimed tasks given one-on-one by a trained examiner. Raw points are converted to age-based scores using a large norming sample, then combined into index scores and a full-scale IQ with a mean of 100 and standard deviation of 15. Understanding that process explains why a […]