Jess is conducting a study in which she compares stages of cognitive development in the United States to the stages in cognitive development in less developed parts of the world. Jess needs to use a(n)
a. field experment.
b. cross-cultural design.
c. experimental design.
d. correlational design.
B
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The relationship between aerobic exercise and psychological health is:
a. imaginary; no controlled studies have found any benefit other than improved physical health b. questionable; positive results are supported only by correlational data c. questionable; research shows that people report feeling psychologically healthy, but psychological tests show no change in psychological status, especially concerning depression d. significant; people who exercise have reduced depression and react less to stressful situations
Chandra is going to a nightclub and wants to overcome her shyness and meet new people, so a friend tells her about a drug that will make her relax and "feel good" and increase her desire to socialize. This drug is most likely
a. LSD. b. mescaline. c. GHB. d. "crystal meth.".
Which statement is TRUE about Scenario A?
A. There is a moderate interaction effect. B. Optimism is consistently higher for participants living in urban area. C. Rich people are more optimistic than poor people. D. Rich people who live in urban area are particularly more optimistic.
Magnetoencephalography (MEG) recordings may be taken a. at the same rate as positron emission tomography (PET) and functional magnetic resonance imaging (fMRI) scans. b. faster than positron emission tomography (PET), but more slowly than functional magnetic resonance imaging (fMRI) scans
c. faster than functional magnetic resonance imaging (fMRI), but more slowly than positron emission tomography (PET) scans. d. faster than both positron emission tomography (PET) and functional magnetic resonance imaging (fMRI) scans.