The nonequivalent posttest-only design differs from the one-group posttest-only design and the one-group pretest-posttest design in that
a. it includes randomization procedures.
b. it has a comparison group.
c. it has high externalvalidity.
d. the results can be generalized to the population.
B
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What was the origin of President Clinton's budget surplus from 1997–2000?
a. Offshoring led to lower production costs for businesses and thus created revenue. b. President Clinton created the surplus through "trickle-down" policies that stimulated growth. c. The surpluses primarily resulted from budget cuts instigated by the Clinton administration from 1994–1998. d. The surpluses were largely the result of booms in the high-tech and investment industries that generated higher tax revenues.