What Is the Correlation Coefficient for IQ Scores of Adopted

question 333

Multiple Choice

What is the correlation coefficient for IQ scores of adopted siblings who have none of their genotype in common?

• A) 0.10
• B) 0.24
• C) 0.38
• D) 0.52

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Definitions:

Amphetamines

Stimulant drugs that enhance the central nervous system, used therapeutically for attention deficit hyperactivity disorder and narcolepsy, and illicitly for their euphoric effects.

Neuroadaptation

The process by which the brain adapts to the effects of a drug or stimulus with continued exposure, leading to a reduction in sensitivity.

Tolerance

The capacity to accept or endure someone or something different from one's own beliefs, habits, or practice without interference.

Depressant Drugs

Substances that reduce arousal and stimulation in the brain, leading to a calming effect.