A HERITABILITY ESTIMATE IS A) AN ESTIMATE OF THE PROPORTION OF A...

114) A heritability estimate is

A) an estimate of the proportion of a trait that is attributable to genetics.

B) an estimate of the proportion of between-subject variability occurring in a particular trait in a

particular study that resulted from genetic differences among the subjects of that study. C) likely to be

higher in studies with little environmental variation.

D) both A and C

E) both B and C

Answer: E

Diff: 3 Page Ref: 47

Topic: 2.5 Genetics of Human Psychological Differences

Type: (Conceptual)

Rationale: Students require a sound understanding of the concept of heritability estimates to answer this

question. B is the definition of a heritability estimate and C is a point emphasized in the text.