113) In the Minnesota study, the heritability estimate for IQ was 70%. This means that IQ is
A) 70% genetic.
B) about 30% environmental.
C) about 70% genetic.
D) both B and C
E) none of the above Answer: E
Diff: 3 Page Ref: 47
Topic: 2.5 Genetics of Human Psychological Differences
Type: (Conceptual)
Rationale: A heritability estimate is a numerical estimate of the proportion of variability among
participants that occurred in a particular trait as a result of the genetic variation in that study. It has
nothing to do with development in individuals.
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