______ is NOT among the major steps in designing an experimental study, as they are outlined in the textbook.
a. Participant selection
b. Interpretation of relation between IV and DV
c. Statistic selection
d. Participant assignment
Ans: C
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If more than half of patients with depression show improvement after six months of therapy, what conclusion, if any, can we draw? If none, why not? a. We conclude that the therapy was effective for most of the patients
b. We conclude that the therapy was effective for some of the patients. c. We draw no conclusion, because patients with depression are different from other people. d. We draw no conclusion, because the study had no control group.
Most of the height gained during the adolescent growth spurt is due to
A. lengthening of the trunk B. lengthening of the legs C. intervertebral disk regeneration D. thickness in joint cartilage E. spinal curvature
Deception in a study is:
a. justified if the potential benefits of the study outweigh the potential harm to the participants. b. justified if there are no alternative procedures available to attain the information. c. justified if there are no alternative procedures available and the potential benefits outweigh the potential harm to the participants. d. never justified.
Researchers secretly dabbed a red spot on the nose of babies of different ages and then placed them in front of a mirror. They were testing ______________
a. expressive language ability b. short-term memory c. self-recognition d. gender identity