In a nonequivalent control-group design, if the experimental and control groups are equivalent at pretest and the experimental group shows a large change while the control group does NOT change from pretest to posttest, you might conclude that

A) there is an effect of the independent variable.
B) there is an effect of the dependent variable.
C) the changes are due to selection.
D) Both A and C

Answer: A

Political Science

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Which of the following might a city build using a revenue bond?

a. a parking garage b. a private bank or credit union c. sidewalks d. a playground

Political Science

Politically, many people want to engage in ______, which involves using knowledge of public policy to formulate and promote "good" public policies that will have the "right" goals, that is, goals that serve their purposes

a. policy advocacy b. methodological research c. policy analysis d. scientific policymaking

Political Science