If researchers were interested in studying the effects of New York State's raising of the drinking age to 21 on traumatic brain injury, what type of research design would be ideal?
A) a standard 2 X 2 factorial
B) an equivalent control-group design
C) a between-subjects design
D) an interrupted time-series design
Answer: D
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A unique feature of a strong mayor government is that the mayor
a. has veto power over city ordinances passed by the city council. b. can assemble and implement a city budget without the approval of the city council. c. shares power with a group of department heads, who run the city as the mayor wishes. d. can be reelected by the city council rather than the voters if its members feel he has done a good job.
Research on public opinion reveals that the public's view on foreign policy is
a. relatively unstable over time. b. vulnerable to rapid change, depending on the particular foreign policy issue. c. relatively stable over time. d. based on its wide knowledge and interest.