The statement "variation is necessary to carry out experiments"
A) is true only in experiments involving human participants.
B) is not true in nearly 30% of all experimentation.
C) refers only to the importance of having very different participants in each group.
D) is always true in experiments of any kind.
Answer: D
Political Science
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Which of the following best describes the Constitution of 1876?
a. high taxes to support expansive government services b. centralized power c. antigovernment d. strong governor
Political Science
An iron triangle is comprised of key legislative committees, executive agencies supervised by those committees, and
a. the news media covering those agencies and committees. b. public opinion pollsters. c. interest groups. d. federal judges. e. cabinet members.
Political Science