A limitation of the quasi-experimental design is that participants place themselves into treatment and control groups, rather than being randomly assigned. This is called:
a. the third variable problem
b. a measurement artifact
c. sample selection bias
d. a moderator
Answer: c. sample selection bias
Psychology
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Describe the model of the biology of behavior that has been adopted by most biopsychologists. Use a diagram in your answer
What will be an ideal response?
Psychology
In American couples, infertility occurs in approximately
a. one in 6 or 7 couples. b. one in 15 couples. c. it depends upon ethnicity. d. it depends upon socioeconomic status.
Psychology