A very vaguely written law contributes to the effectiveness of public policy

In a crossover effect, regression to the mean is an unlikely alternative hypothesis because

A) regression to the mean does not operate in quasi-experimental designs. B) participants are not selected on the basis of extreme scores in nonequivalent control-group designs. C) a crossover effect occurs prior to any statistical analyses. D) the experimental group increased, not only to the mean of the control group, but changed beyond it.

America's money supply is controlled by

a. the Department of the Treasury. b. the Federal Reserve System. c. the President. d. Congress.