Which of the following statements is true about case studies?
a. Case studies require a large number of participants.
b. Case studies are extremely useful for deriving general principles of behavior.
c. Conclusions obtained from case studies are highly reliable.
d. Researchers often resort to case studies when other methods would be unethical.
Answer: d
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Regarding skin cancer, which of the following statements is TRUE?
a. Melanoma is the least common type of skin cancer. b. Basal cell carcinomas account for about 5% of skin cancers. c. Despite the common belief, severe sunburns early in life are not linked to the risk of developing melanoma. d. Melanoma typically appears on the face. e. Melanoma is the least dangerous form of skin cancer.
What was a primary motivation for the early sexuality research in the United States?
a. A belief that sex was natural and should be approached from an educational perspective b. A concern that sexuality transmitted infections would negatively impact family life c. New information that found sexual orientation is a biological aspect of sexuality d. A desire to change the repressive laws on sexuality at the turn of the century
_____ is defined as a positive or negative experience that is associated with a particular level of physiological activity.
A) Emotion B) Drive C) Motivation D) Valence
The most recent set of ethical standards adopted by the American Psychological Association was in which year?
a) 1981 b) 2000 c) 1992 d) 2002