The null hypothesis always refers to the __________, whereas the research hypothesis always refers to the _______________

a) mean, standard deviation
b) group differences, group similarities
c) sample, population
d) population, sample

d

Political Science

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The Supreme Court has upheld the takeover of private property if it is for __________

a. public use b. payment of back taxes c. due process d. nationalization of purpose

Political Science

Public agencies are supposed to __________

a. operate inefficiently b. work on behalf of Congress c. make a profit d. serve the public interest

Political Science