Approximately how many cases fall within one standard deviation above and below the mean?
a. one-quarter
b. one-third
c. two-thirds
d. none
c. two-thirds
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Which party tends to be more loyal to its candidate in presidential elections?
A. Libertarians
B. Republicans
C. Democrats
D. Socialists
E. Communists
Who committed the United States to a full-scale war against Communist North Vietnam?
A) Dwight Eisenhower B) John Kennedy C) Lyndon Johnson D) Richard Nixon E) Jimmy Carter
The coordinated action by state or nonstate actors to control the production and distribution of a good to have influence over its market price is known as a
a. trade barrier. c. trading bloc. b. cartel. d. regime.
Which of the following statements about government employees at the federal level is most accurate?
a. The number of federal employees as a proportion of the U.S. population has declined. b. The number of federal employees as a proportion of the U.S. population has increased. c. The number of federal employees as a proportion of the U.S. population has remained unchanged since the 1970s. d. The number of federal employees as a proportion of the U.S. population has fluctuated dramatically in recent years.