In conducting a survey on computer use, the fact that many people do not want to admit that they don't know how to use a computer would be called a(n)
a. observer bias.
b. researcher bias.
c. nonrepresentative sample.
d. courtesy bias.
D
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Systematic research on the effectiveness of cognitive behavioral couple therapy (CBCT) indicates what kind of results?
a. higher divorce rates for participating couples after 5 years b. less effective than individual therapy for 90 percent of participating couples c. significant improvements in about half the participating couples d. very significant short and long term improvement for 70 percent of participating couples
Due to the nature of chromosomes, the odds of a couple producing two children with identical genes is a minimum of 1 in
a. 640 b. 64,000 c. 64,000,000 d. 64,000,000,000
Messages carried by large, fast nerve fibers can prevent the slower, "reminding system" pain from reaching the brain by
a. closing the spinal gate directly. b. passing through the pain gate and on to a central biasing system. c. inhibiting the production of endorphins. d. causing rapid sensory adaptation.
Which of the following is NOT one of the four tasks of grieving according to William Worden?
a. Analyze the necessary losses. b. Accept the reality of the loss. c. Work through the pain of grief. d. Adjust to the environment from which the deceased is missing.