Experiments are conducted not only to find evidence for a position, but also to

A) avoid tentative conclusions.
B) prove one's theory.
C) rule out rival hypotheses.
D) determine the absolute truth.

Answer: C

Political Science

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After his first year, President Obama's approval rating was the second lowest among modern presidents, which can be attributed to

A. a majority of the public opposing health-care reform in 2010. B. the recession. C. unemployment. D. Options A,B and C are true. E. None of the above is true.

Political Science

An election in which only members of a particular party can participate is often referred to as a _____ election

a. Closed b. Open c. Caucus d. Both a and b e. None of the above

Political Science