A psychologist compares groups of patients who receive social skills training to similar groups of patients who do not receive social skills training. Patients at several hospitals are studied. This research is an example of a

a) correlation.
b) case study.
c) clinical trial.
d) cross-sectional study.

c

Psychology

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The names of the Great Lakes can be recalled with help of the acronym, _______

a. HURON b. HOMES c. HOUSE d. MOUSE

Psychology

Which of the following has NOT been found to impair immune functioning?

A) ?Loneliness. B) ?Marital problems. C) ?Seeing oneself as low on the social ladder. D) ?All of these impair immune functioning.

Psychology