A research statistic shows that 10 percent of males have engaged in masturbation by age 11. This percentage indicates the _____.
A. cumulative incidence
B. frequency
C. median
D. mean
Answer: A
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According to Reis and colleagues’ (1988) intimacy theory, which of the following is the KEY mechanism in creating intimacy and promoting relationship development?
a) Frequency of disclosure b) Depth of disclosure c) Attractiveness of the partner d) Responsiveness of the partner
Which of the following statements is true for sexual differentiation?
A. It begins before conception and continues during fetal development. B. It begins and ends at the moment of conception. C. It is limited to the production of hormones and does not feature of the development of reproductive structures. D. It begins with the sex differentiation of the brain and culminates with development of gonads. E. It determines whether the individual will socialize as a male or a female.
Which of the following is a benefit of birth control pills containing lower doses of estrogen?
A. The protection against STIs is increased. B. The cost of pills is reduced. C. Potential side effects are substantially reduced. D. The effectiveness of the pills is increased. E. The pills become more readily available.
In an experiment, one group of men watched a sexually explicit video and another group watched a video about politics. After exposure to the videos, measures of sexual arousal were obtained for each video. In this study, the videos best represent the _____ variable.
A. dependent B. random C. measured D. independent