In a study designed to examine the effects of caffeine on reaction time, four caffeine conditions (100, 200, 300, and 400 mg of caffeine) are used
If the experimenter decides to use complete counterbalancing and assuming that one subject will be tested in each of the sequences used, how many people will be needed to complete the study?
a. 24
b. 48
c. 12
d. 4
A
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In United States v. Morrison, the Supreme Court ruled that violence against women
A. was not an appropriate focus of punitive damages. B. did not substantially affect interstate commerce. C. could not be made the responsibility of distant relatives. D. was nonjusticiable. E. could not be regulated by law.
Unlike Europe, where many multiparty systems developed, the United States remains a two-party system because ______.
A. our electoral laws promote this outcome B. Congress has refused to seat third-party members C. third parties have never promoted important issues D. most American policy issues only have two sides