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>A good IQ test should have high test/retest reliability (ie you don't get better after taking it again) This isn't actually true. Most people improve if they
by alasdair_ 7y ago
>A good IQ test should have high test/retest reliability (ie you don't get better after taking it again)
This isn't actually true. Most people improve if they take the same style again which is why Mensa, for example, asks that you wait a year before re-taking their proctored tests.
One source of many: https://psycnet.apa.org/record/1932-00905-001 https://psycnet.apa.org/record/1932-00905-001
"When a Stanford-Binet test is repeated within a period of three or four months the experience gained while taking the first test appears to result in a median gain of four or five points in the second IQ."