Matching of participants helps to make small-group research more sensitive to the effects of
A) medication.
B) the independent variable.
C) the dependent variable.
D) construct validity.
Answer: B
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As democracy spreads around the world, we should expect war around the world to do what?
a. Increase. b. Stay the same. c. Decline. d. There is no relationship between democratization and war.
The largest item in the United States government budget, consuming more than one-fifth of spending, is
A) Social Security payments. B) foreign aid. C) education spending. D) national defense. E) welfare for the poor.
Which of the following statements about Nigeria's shari'a courts is NOT correct?
a. They are bound by decisions handed down by the country's Supreme Court. b. Traditionally, their jurisdiction was limited to civil cases and those involving Islamic personal law. c. Their decisions have been successfully challenged at the appellate level. d. They exist in many northern states. e. Although the president challenged the extension of their jurisdiction into criminal cases, the Supreme Court ruled against him.
By using a within-subjects design, we not only control, but actually eliminate
A) experimenter bias. B) experimental variance. C) extraneous variance. D) the variance due to individual differences.