Harvard SAT and IQ: How much regression towards the mean?

http://pumpkinperson.com/2015/04/13/is-the-sat-an-iq-test/ Blog commenter Lion of the Judah-sphere has claimed that the SAT does not correlate as well with comprehensive IQ tests as said IQ tests correlate with one another. At…

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How exactly does one properly remove the effect of one variable? Residuals, partial correlation, multiple regression, semi-partial?

I ran into trouble trying to remove the effects of one variable on other variables doing the writing my reanalysis of the Noble et al 2015 paper. It was not…

Continue ReadingHow exactly does one properly remove the effect of one variable? Residuals, partial correlation, multiple regression, semi-partial?

The general brain factor, working memory, parental income and education, and racial admixture

UNFINISHED ANALYSIS. POSTED HERE TO ESTABLISH PRIORITY. MORE TO FOLLOW! Updated 2015-12-04 Remains to be done: Admixture analysis (doing) Proofreading and editing Deciding how to control for age and scanner…

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