When the heritability of a characteristic (such as IQ)is very high,it means that observed differences in group averages are due to genetic factors.

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Quizplus · Accepted Answer

Heritability refers to the proportion of variation in a trait attributable to genetic differences within a population, not between groups. High heritability does not imply that differences in group averages are due to genetics.

When the Heritability of a Characteristic (Such as IQ)is Very