Which of the following has not been demonstrated by research on mimicry?
a. Within a few days of birth, infants mimic the facial expressions of adults.
b. Various species of non-human animals demonstrate rudimentary forms of mimicry.
c. People often mimic the facial expressions of others, but never mimic their overt behaviors.
d. People sometimes mimic facial expressions of which they are not even consciously aware.
c
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Predictors of a better prognosis for eating disorders include an early age of onset, conflict-free parent-child relationships, early treatment, less weight loss, and the absence of binge eating and __________
Answer:
Suppose that a particular pattern of responses on a personality test is characteristic of 95 percent of people with some rare psychological disorder, and 5 percent of normal people. Would it be appropriate to use this test to identify people with that disorder? If not, why not?
a. Yes, this test would be a valid way to diagnose that disorder. b. No. The test will apply the diagnosis to more normal people than people with the disorder. c. No. A clinician should be more than 95 percent confident before making a diagnosis. d. No. Test results should be used only for research, not for diagnosis.