Which type of research design tends to be associated with the highest external validity?
A. nonexperimental
B. quasi-experimental
C. experimental
D. All research designs are associated with the same level of external validity.
Answer: A
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What disorder would include intentionally taking drugs in order to stimulate various real illnesses?
A. Factitious disorder B. Malingering C. Dissociative identity disorder D. Somatization disorder
The earliest major change that signals the onset of puberty is
a. growth of the male sex organ. b. the adolescent growth spurt. c. growth of facial hair. d. menarche in boys.
According to the concept of facial feedback, when Noah complies with instructions to smile and look happy, it is most likely that ________
a. he will be unaffected because he is just pretending to be happy. b. he will begin to feel angry. c. his positive feelings will increase. d. his reaction will depend on his age.
According to your authors, radio and talk show personalities are often guilty of
A) assuming that correlation implies causation regarding human behavior. B) offering nonfalsifiable theories to explain human behavior. C) proposing single-cause explanations of human behavior. D) supplying nonparsimonious explanations for the causes of various human behaviors.