Your Text Reports That the Correlation Between Identical Twins' Scores

question 64

Multiple Choice

Your text reports that the correlation between identical twins' scores on aggression measures is about .43; the correlation between fraternal twins' scores on aggression measures is around .14. Most immediately, these coefficients indicate:

• A)a sizeable genetic contribution to aggression
• B)a minor genetic contribution to aggression
• C)a minimal role for shared environmental factors in aggression
• D)both A and C

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Definitions:

Aaron Beck

A psychiatrist known for pioneering cognitive therapy, which has been widely used in treating depression and other mental health disorders.

Albert Ellis

An American psychologist who developed Rational Emotive Behavior Therapy (REBT), focusing on helping patients change irrational beliefs.

Neurological Cause

An underlying reason for a condition or behavior that relates to the structure or function of the nervous system.

Unconditional Positive Regard

A term from humanistic psychology that indicates accepting and respecting others as they are without judgment or evaluation.