Which of the following is a criterion for developing good theories and hypotheses?
A. testable or falsifiable
B. replicable or precise
C. parsimonious
D. falsifiable, precise, and parsimonious
Answer: D
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In what way is the facial expression of fear useful to the person expressing it? a. Raising the skin of the forehead is best for camouflaging from a predator. b. A wide-open mouth is best for detecting a gust of wind
c. Inhaling deeply is best for detecting a dangerous smell. d. Wide-open eyes are best for locating a dangerous object.
If a researcher reported for a correlated-groups t test that t(12) = 3.66, p < .01, how many subjects were there in the study?
a. 12 b. 14 c. 13 d. 11
Current treatment of obsessive-compulsive behavior involves:
A. avoidance of the objects that are believed to cause anxiety for the person B. confrontation of the anxiety-causing objects through exposure therapy C. intense psychoanalysis to determine the patient's underlying conflict D. administration of stimulant drugs
The risk of relapse for people who have given up addictive drugs is elevated because of ____, which means that for some people, exposure to addictive drugs changes gene expression
a. ?severe withdrawal symptoms b. ?psychomotor effects c. ?reductions in creativity d. ?epigenetic effects