Research suggests that ________
a. only the opponent-process theory of color vision is valid
b. neither the opponent-process nor the trichromatic theory of color vision is valid
c. both the trichromatic and the opponent-process theories of color vision are valid
d. only the trichromatic theory of color vision is valid
Answer: c
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Language acquisition occurs in all individuals
a) True b) False
According to Triandis and his colleagues (1988), people who live in more _____ cultures may have access to stronger and deeper social ties with others than do people in _____ cultures
a) traditional; modern b) collectivistic; individualistic c) individualistic; collectivistic d) modern; traditional
The idea that, under certain conditions, direct contact between hostile groups can reduce prejudice is most consistent with
a. the theory of minimal groups. b. contrast effects. c. illusory correlation. d. the contact hypothesis.
When following the scientific method, psychologists usually begin a study by:
A) formulating a research question. B) testing a hypothesis. C) calculating correlations. D) modifying theories.