To replicate an experiment means to
a. use control groups and experimental groups.
b. use statistics to determine the effect of chance.
c. control for the effects of extraneous variables.
d. repeat the experiment using either identical or improved research methods.
D
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The research by Brown and Harris on the cause of depression in women has suggested that types of events that have a greater likelihood of contributing to the cause of depression are
a. an accumulation of many small, daily hassles. b. severe events that are particularly threatening. c. family events such as the loss of a parent. d. particularly related to the cause of depression.
Which method of treating phobias involves progressive relaxation and exposure to the feared object (either actual or imagined)?
a. extinction b. systematic desensitization c. punishment d. token economy