Degrees of freedom are
A) Always equal to N-1.
B) Always equal to N.
C) The number of scores not free to vary.
D) The number of scores free to vary.
Answer: D
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An advertisement that addresses a particular topic but does not specifically mention words like “vote for” or “reject” is called a(n)
a. direct mailing. b. incumbency advantage. c. issue-advocacy advertisement. d. mandate. e. section 527 advertisement.
Which of the following statements about Medicare is NOT accurate?
A. It is a low-cost voluntary medical insurance for the aged. B. It is financed through payroll taxes collected under the Social Security system. C. It is a supplemental medical program partly financed by contributions from the aged. D. It is a welfare program designed only for the most poor and needy persons.
All of the following were factors that led Texans to declare independence from Mexico, EXCEPT
A) annexation to the United States. B) Anglo attitudes of racial superiority. C) anger over Mexico's abolition of slavery. D) a desire for unrestricted trade with the United States.
Which of the following acts required all immigrants over the age of 16 to complete a literacy test.
a. Immigration b. Chinese Exclusion c. Civil Rights d. Alien and Sedition