If you were to compute the variance on a set of 12 numbers, how many degrees of freedom would you use?
A) 11
B) 12
C) 24
D) 1
Answer: A
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Most climatologists believe that the recent climate change is the result of human activities, especially the release of:
A. noble gases. B. inert gases. C. greenhouse gases. D. dielectric gases. E. insulating gases.
Brown v. Board of Education involved _____
a. use of the Fourteenth Amendment to strike down school segregation b. ending the white primary c. striking down Jim Crow laws across the South d. protection of freedom of speech for civil rights activists e. abortion rights
In what way are independent agencies different from bureaucratic departments?
A. Department heads are appointed by the president; agency heads are not. B. Agency heads are part of the president's cabinet; department heads are not. C. Department heads are part of the president's cabinet; agency heads, with some exceptions, are not. D. Departments cover a wider range of functions than agencies.
According to Hannah Arendt, why could the American struggle be considered history's only complete revolution?
a. Unlike other struggles, it addressed social justice issues as well as political ones. b. Unlike other struggles, it was based on an idealistic pursuit of individual freedoms. c. Unlike other struggles, it ended with the defeat of a mighty superpower. d. Unlike other struggles, it ended with liberty instead of tyranny.