Which of the following is representative of Sir Francis Galton's perspective on the causes of IQ?

A) Galton believed that intelligence was determined 50% by environment and 50% by genes.
B) Galton placed a lot of stock in heredity and believed that genes significantly influenced IQ.
C) Galton was an environmentalist and believed that social factors significantly influenced IQ.
D) Galton believed that intelligence was a trait that changed significantly over time.

Answer: B

Psychology

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Which of the following statements might help you determine if an individual has narcolepsy?

a) "I have difficulty getting to sleep." b) "I don't have an adverse reaction to sleeping pills." c) "I sometimes fall into a deep sleep in the middle of a conversation." d) "When I get up in the morning, I have the feeling that I had really bad nightmares."

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Which type A personality characteristic is the key trait that is linked to heart disease?

a. hostility b. compulsiveness c. competitiveness d. chronic irritability e. impatience

Psychology