In order to be certain that the effects are due to the experimental manipulation, experimenters typically include:

a) More participants
b) A control group
c) A different experimental group
d) A diverse group of participants

b

Psychology

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Which epidemiological method is essentially the same as a longitudinal study?

A) a retrospective study B) a prospective study C) a randomized clinical trial D) a meta-analysis

Psychology

Our first task when faced with a potential stressor is to determine whether we are in imminent danger. This evaluation is termed a

a) primary appraisal. b) secondary appraisal. c) stress-related decision. d) hassle-related decision.

Psychology