Re-analysis of Jensen's study of Capron and Duyme adoption data
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The french adoption study, by Capron & Duyme (1989, Table 2; 1996, Table 3), attempted to show that IQ can be improved by adoption. Their numbers displayed an IQ gain of 15 or even 20 points (WISC-R). To recall, Jensen (1997) analyzed Capron and Duyme adoption data (
Re-analysis of Jensen's study of Capron and Duyme adoption data
Re-analysis of Jensen's study of Capron and…
Re-analysis of Jensen's study of Capron and Duyme adoption data
The french adoption study, by Capron & Duyme (1989, Table 2; 1996, Table 3), attempted to show that IQ can be improved by adoption. Their numbers displayed an IQ gain of 15 or even 20 points (WISC-R). To recall, Jensen (1997) analyzed Capron and Duyme adoption data (