Given that field experiments are high in external validity, why is it that social psychologists still rely on laboratory studies?
a. Laboratory studies are more psychologically realistic.
b. Laboratory studies help to control for extraneous variables.
c. Laboratory studies permit random assignment of participants.
d. Laboratory studies are more reliable.
Answer: B
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Though easily confused, negative reinforcement and punishment are quite different. With negative reinforcement, behavior __________ when the aversive stimulus is ____________, and with punishment, behavior __________ when the aversive stimulus is ________
a. increases; removed; increases; introduced b. increases; removed; decreases; introduced c. decreases; removed; increases; introduced d. decreases; introduced; increases; removed
Angelo, age 72, has begun demonstrating serious memory loss, lessened intellectual ability, and impaired judgment. What diagnosis is Angelo likely to receive from his doctor?
A. drug intoxication B. heart disease C. dementia D. a stroke
When matching is used as a control procedure, assignment of participants to groups is:
a. not random. b. random. c. counterbalanced. d. controlled.
Which of the following is FALSE regarding Selye's model?
a. He believed that stress led to a suppression of the immune system. b. He believed that if the stressor is severe enough, it could lead to death. c. It emphasizes physical aspects of stress. d. It has six stages.