Which of the following is a strength of experiments?
a. They cannot be repeated by anyone other than the experimenter.
b. They allow for the establishment of cause-effect relationships.
c. They are not subject to demand characteristics since the subjects do not know they are being observed.
d. They allow us to draw definitive conclusions about behavior in the natural environment based on subjects' behavior in the laboratory.
b
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After witnessing an accident that killed his daughter, George reports that he is blind. He bumps into objects at home and elsewhere. Specialists have found nothing wrong with the structure or function of his eyes and an MRI reveals no evidence of brain damage. After holding a case conference, a team of professionals suggests that George be evaluated for __________.
a) illness anxiety disorder b) conversion disorder c) somatization disorder d) psychophysiological disorder
Which of the following children is the most likely to get his or her permanent teeth first?
A) Brooke, an obese girl B) Malik, an undernourished boy C) Jack, a well-nourished boy of average weight D) Sasha, an undernourished girl