The major advantage of within-subjects designs over between-subjects designs is
A) error variance is eliminated.
B) fewer conditions are needed.
C) simpler statistics can be used.
D) individual differences are eliminated.
Answer: D
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Today, approximately what percentage television households subscribe to cable or to satellite services?
A. 90 B. 75 C. 50 D. 25
Usually, state constitutions allow states to use gasoline tax revenue for general expenditures
Indicate whether this statement is true or false.
A voter who determines which candidate he or she will vote for very early in the campaign most likely has based that decision on
A) the media's perception of the front-runner. B) the candidate's stand on a particular issue of importance. C) party identification. D) the candidate's foreign policy experience. E) the candidate's projected image.
The leading justice on the Supreme Court, who provides both organizational and intellectual leadership, is known as the
A. advisory justice. B. head justice. C. official justice. D. associate justice. E. chief justice.