The heritability of IQ in a given sample is .80. What does that figure tell us about the heritability of IQ in an entirely different sample?
A) The heritability of IQ is likely to be .80.
B) Knowing the heritability of IQ in one sample tells us nothing for certain about the heritability of IQ in an entirely different sample.
C) Genetic influences on IQ are greater than environmental influences in all samples.
D) The proportion of each individual's IQ that is due to heredity is 80%.
Correct Answer:
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Q42: The conclusion to be drawn in studies
Q43: The strongest support for a large genetic
Q44: Heritability refers to
A) the proportion of genes
Q45: The most widely accepted contemporary estimate of
Q46: What does the heritability statistic estimate?
A) The
Q48: Performance on IQ tests has improved steadily
Q49: Within-group genetic differences in IQ provide _
Q50: Sameroff et al. followed a sample of
Q51: Which of the following is true about
Q52: In the longitudinal study of Robert McCall
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