A confounding variable is powerful if it is likely to
A) Have a minimal effect on the dependent measure.
B) Have a large effect on the independent variable.
C) Correlate minimally with the dependent measure.
D) Have a large effect on the dependent measure.
Answer: D
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One influential theory predicts that in single-member districts
a. all candidates seeking that office will have to take policy positions near the "center" of the political spectrum. b. interest groups and political activists will fight hard to make the district a multimember district. c. more ideological extremism will occur. d. candidates will fail to appeal to the median voter.
The necessary and proper clause is also known as the supremacy clause
Indicate whether the statement is true or false
An elected official in Texas who serves on the county legislative body and is responsible for maintaining county roads in her or his precinct is known as a
A) county commissioner. B) court commissioner. C) district judge. D) county prefect. E) county councilor.
Since the U.S. Constitution was ratified, the Supreme Court has used judicial review to invalidate about _______ national laws
A) 50 B) 180 C) 500 D) 1,200 E) 3,400