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A comment on IQ is largely a pseudoscientific swindle (2019). Parent comment

Re:IQ is largely a pseudoscientific swindle (2019) by fpoling on Thursday May 07, 2020 @11:08AM (#23103847)
The correlation comes from low scores. Moreover, above 70 IQ is not even well correlated with itself as variability between results for the same person is like 20%.
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Re:IQ is largely a pseudoscientific swindle (2019) by JamesBarney on Thursday May 07, 2020 @11:37AM (#23104214)
From wikipedia

> Psychometricians generally regard IQ tests as having high statistical reliability.[10][65] Reliability represents the measurement consistency of a test.[66] A reliable test produces similar scores upon repetition

https://en.wikipedia.org/wiki/Intelligence_quotient#Reliabil...

> The correlation comes from low scores.

Look at the pictures in this study, that is absolutely not the case, and it will take only a minute to verify.

Frey, M. C., & Detterman, D. K. (2004). Scholastic Assessment or g? Psychological Science, 15(6), 373–378. doi:10.1111/j.0956-7976.2004.00687.x

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