Masters and Johnson's studies of human sexuality were based on:
a) Direct observations.
b) Simulated role plays.
c) Interviews.
d) Questionnaires.
a
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The research on AIDS prevention points out that
a. the fear is so great about AIDS that most people are very aware that they could contract this disease. b. a useful strategy is to carefully discuss HIV with potential sexual partners. c. the "just say no" approach to safer sex does not substantially reduce the transmission of HIV. d. condom use is now so widespread that the incidence of HIV-infection has decreased by about 45% in the last decade.
Which of the following is most often used by females to attempt suicide?
A. Overdosing on drugs B. Stabbing themselves C. Cutting their wrists D. Shooting themselves
According to recent research cited in the text, approximately _____ of adolescents have access to computers both at home and at school
a. 25% b. 50% c. 75% d. 90%
An experimenter finds out that the p-value in his study is 3 in 100. What does this mean?
a. His results have a 3 percent chance of being valid. b. He has a 3 percent chance of finding these results by chance alone. c. He has a 3 percent chance that his hypothesis is correct. d. He has a 30 percent chance that his study had good internal validity.