From an evolutionary perspective, the different mating strategies we observe in males and females are due primarily to
a. the cultural forces that control the sexual behavior of males and females.
b. differences in the number of times males and females can reproduce.
c. the capacity of men to have only one orgasm per sexual episode and the capacity of women to have multiple orgasms per sexual episode.
d. the higher level of sexual interest in males and the lower level of sexual interest in females.
Answer: b. differences in the number of times males and females can reproduce.
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The key take-home message from the author's discussion of crop circles is that
A) aliens or some form of extraterrestrial being has been trying to communicate with humans for hundreds of years. B) the cause of some real-world events are unexplainable and unknowable. C) critical thinkers must select the simpler of two claims that fit with the available evidence. D) hoaxters often impede scientific progress into the understanding of unexplainable events like the English crop circles.
Identifying a problem is the first step in a scientific investigation. This step is derived from which goal of psychology?
a. describing b. explaining c. predicting d. controlling