PSYA02H3 Lecture Notes - Lecture 9: Twin
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PSYA02H3 Full Course Notes
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Intelligence also predicts success on standardized tests, which are often used as gatekeepers. In this sense, the effects of intelligence are self perpetuating. Iq scores are more similar between identical than between fraternal twins. Iq scores of adopted children are more similar to their (cid:271)iologi(cid:272)al pare(cid:374)ts": family environment. Iq scores positively correlated with protective factors (high parental involvement, stimulating environment) Iq scores negatively correlated with risk factors (low ses, low maternal education: schooling. Kids that miss the academic year cutoff have lower iq scores than slightly older kids that.
