front 1 Aim | back 1 to estimate heritability of IQ |
front 2 Method | back 2 A meta-analysis of 111 studies on heritability of IQ that included monozygotic and dizygotic twins who were reared together and apart |
front 3 Procedures | back 3 Researchers selected studies based on a number of criteria; cleaned the data, and calculated median correlations between IQ scores of individuals of interest (monozygotic and dizygotic twins) |
front 4 Results | back 4 Monozygotic twins reared together: 85% IQ correlation Monozygotic twins reared apart: 67% IQ correlation Dizygotic twins reared together: 58% IQ correlation Dizygotic twins reared apart: 45% IQ correlation |
front 5 Conclusion | back 5
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