Which of the following is true of the parental investment theory?
A. Parental prohibition against sexual activity actually increases the likelihood of early sexual behavior.
B. Men are eager to engage in casual sex to impress rivals with their sexual prowess.
C. Women are reluctant to engage in casual sex for fear of pregnancy.
D. Sexual orientation exists on a continuum from exclusively heterosexual to exclusively homosexual.
Answer: C
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Which of the following is affected by changes in the intensity of the US but NOT by changes in the intensity of the CS?
a. The speed of acquisition b. The asymptotic level of conditioning c. The movement ratio d. The suppression ratio
Specific phobias may NOT be categorized as:
A) foods. B) animals. C) blood, injections, and injury. D) natural environments.
Suppose a researcher wants to determine whether a test is reliable in terms of its internal consistency. The best way to do this would be by
a. giving the same people the same test on two different occasions. b. administering alternate parallel forms of exactly the same test twice. c. comparing performance on odd- and even-numbered items. d. training people carefully before allowing them to administer the test.
In what study was an experimental setting staged to make participants think that they were causing harm to another participant by administering electric shocks?
A. Tuskegee Syphilis Study B. Milgram's obedience experiments C. Robbers Cave experiment D. Stanford prison study