In a matched-subjects design, it is best to match on variables that
A) show the smallest amount of variance in the population from which we are sampling.
B) demonstrate very small mean differences in randomly selected groups.
C) do not affect the dependent measure(s).
D) show the greatest natural variability in the population from which we are sampling.
Answer: D
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Americans generally support the idea of a small, efficient government, but they find it difficult to identify areas they would like to see cut. In a 2011 survey, what was the program that Americans were most reluctant to cut?
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