Professor Grant is interested in studying how a sense of humor changes over time. She collects data from separate groups of 6-year-olds, 16-year-olds, 26-year-olds, and 46-year-olds. What type of research design is Professor Grant using?
A. retrospective
B. longitudinal
C. experimental
D. cross-sectional
Answer: D
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Heidi is shown 16 flowers, 4 of which are blue and 12 of which are red. Asked, "Are there more red flowers or flowers?" Heidi, a preoperational child, responds, "More red flowers." This problem demonstrates Heidi's difficulty with
A) animistic thinking. B) egocentrism. C) hierarchical classification. D) magical thinking.
Why have some researchers suggested that the "women are wonderful" stereotype instead be called the "women are wonderful when they are not in charge" effect?
What will be an ideal response?
What did Milgram study?
A. the authoritarian personality B. bystander apathy C. the effects of watching violence on television D. obedience to authority
Explain why partial counterbalancing is often used when three or more groups are included in a within-subjects experimental design.
What will be an ideal response?