The inability to assign participants randomly to groups gives rise to which of the following confounding variables?
A) diffusion of treatment
B) selection
C) attrition
D) sequence effects
Answer: B
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The results of an opinion poll
A. are usually reported in terms of a specific number. B. should be reported as a range of numbers to be more accurate. C. are usually accompanied by a specific margin of error. D. may be reported daily as a tracking poll. E. All of these choices are true.
Which statement is true regarding the European Court of Justice?
A. The Court can overrule national law when it conflicts with EU law. B. Cases before the Court cannot be brought by individuals or businesses. C. The Court has no established jurisdiction. D. The Court serves as merely a mechanism of international mediation.
Which political function of the media is evident in the following sentence: "The news media constantly emphasize crime and politicians are evaluated on how they deal with this issue?"
A. interpretation B. socialization C. persuasion D. agenda setting
High-tech industries are helping shape the new economy and making states and local governments rethink economic development strategies, partly because high-tech firms can locate almost anywhere and are motivated by quality of life and workforce issues
a. True b. False Indicate whether the statement is true or false