For which of these empirical questions would a control group most clearly be needed?
a.
If participants are trying to solve problems, will they perform better in the morning or the evening?
b.
Will an attractive female defendant be treated more leniently by a jury than an attractive male defendant?
c.
If institutionalized elderly are given responsibility for meal planning, will it improve their psychological health?
d.
Do laboratory-bred rats learn mazes faster than wild rats?
C. If institutionalized elderly are given responsibility for meal planning, will it improve their psychological health?
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An analysis of over 500 contemporary languages has demonstrated that the number of speech sounds in a language decreases systematically ____
a. ?with the level of education of the population b. ?with the culture’s distance from Africa along migration routes c. ?according to the cultural values embedded in the language d. ?with the level of assimilation into larger cultures
Which of the following is NOT a symptom of burnout?
a. withdrawal into hallucinations and delusions b. feeling exhausted and "used up" c. feelings of reduced personal accomplishment d. detachment from others
Sports psychology is most relevant to professional sports and is not really important in amateur sports
Indicate whether the statement is true or false
To evaluate the effects of a new medication, the best controlled studies will also use
A. a control group. B. a placebo treatment. C. a meta-analysis. D. informed consent.