In a nonequivalent control-group design, if the control group does NOT change but the experimental group changes markedly, even going far beyond the level of the control group, you might

A) have considerable confidence in a causal inference.
B) conclude that there is an effect of the independent variable.
C) conclude that there is a crossover effect.
D) All of the above


Answer: D

Political Science

You might also like to view...

Science has been one of western civilization's ways of acquiring knowledge since

A) the Middle Ages. B) the Romans, 4,400 years ago. C) the Greeks, 2,400 years ago. D) Copernicus, Galileo, Newton, and Darwin.

Political Science

One of the important purposes of the "Contract with America" was to __________

a. decrease split-ticket voting b. increase confidence in the military c. make politics user friendly for voters d. reduce corruption in Congress

Political Science

Which of the following suggests that Republicans set economic policy to benefit higher-income, business, and professional groups, and that Democratic administrations set economic policy to benefit lower income, blue-collar, wage-earning groups?

A) election cycle interpretation B) business cycle interpretation C) partisan interpretation D) Keynesianism E) monetarism

Political Science

The U.S. is a nonparty to the International Criminal Court.

Indicate whether this statement is true or false.

Political Science