Heritability of attachment is
A) virtually nil.
B) low to moderate.
C) moderate to high.
D) very high.
A
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Dr. Rashad offers the class an explanation for an extensive group of research findings connecting emotionality and nonverbal communication. Her explanation for this group of findings is a(n)
A) hypothesis. Incorrect. A hypothesis is a testable prediction—an educated guess—that is based on an existing theory. B) empirical conclusion. C) operational definition. D) scientific theory. Correct. A scientific theory is an explanation for a large number of findings in the natural world.
Of the following, which is a valid criticism of efficacy studies of psychotherapy treatments?
a) They show artificially inflated results for mental illnesses of higher severity. b) They focus on disorder-specific treatments and processes rather than looking at common themes across different disorders. c) They are only useful in a correlational design; that is, they cannot show cause-and-effect relationships. d) They take many years to conduct and require very large numbers of participants.