Why did research participants give high ratings on intelligence to quizmasters who asked questions in a simulated quiz show?
a) Their teachers said they expected them to succeed.
b) They had been selected because they were the brightest students in the school.
c) They did not consider that the questions reflected the quizmasters' areas of expertise.
d) The questions were actually provided by a researcher to teach a lesson about prejudice.
C
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What is the purpose of random assignment in the between groups factorial experiment? It _____
a. doesn't exist; matching is always used b. is a way for controlling the effect of the treatment c. assures that groups are equivalent before the treatment d. doesn't exist; each subject is her or his own control
Suppose your psychology professor asks you to do a study examining how emotional reactions change in children between the ages of 3 and 12 years. Given that the study needs to be completed in less than two weeks, which type of data collection method should you employ?
A. Longitudinal B. Sequential C. Ethological D. Cross-sectional
In the context of friendship, women are more likely to
A. talk with friends about marital problems. B. receive advice and support from friends. C. share confidences with friends. D. All of these
A matched-subjects study and an independent-measures study both produced a t statistic with df = 16. How many individuals participated in each study?
A) ?17 for matched-subjects and 17 for independent-measures
B) ?17 for matched-subjects and 18 for independent-measures
C) ?18 for matched-subjects and 18 for independent-measures
D) ?34 for matched-subjects and 18 for independent-measures