If Differences Among People in Their IQ Scores Are Based

question 166

Multiple Choice

If differences among people in their IQ scores are based largely on differences in heredity, we should expect to find that

• A) the correlation in IQ scores should be higher for fraternal twins than for identical twins.
• B) the correlation in IQ scores should be higher for identical twins than for fraternal twins.
• C) children reared by their own parents should have higher IQs than do children reared by adoptive parents.
• D) children reared by adoptive parents should have higher IQs than do children reared by their own parents.

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Definitions:

AIDS

Acquired Immunodeficiency Syndrome, a chronic, potentially life-threatening condition caused by the human immunodeficiency virus (HIV), which damages the immune system.

Prosocial

Behaviors that are intended to benefit others, including acts of kindness, sharing, and cooperation.

Imitate

To copy or mimic the actions, appearance, or speech of someone else, typically as a means of learning or showing affiliation.

Latent Learning

Learning that occurs without immediate reinforcement but is demonstrated later when a suitable motivation is present.