Public opinion polling is rarely a factor in formulating campaign strategies

Which of the following statements is true regarding factorial research designs?

a. Factorial research designs are not common in the field of psychology. b. Factorial research designs have more than one IV. c. Factorial designs have only one IV. d. Factorial designs can only utilize between subjects variables.

Adam Smith's "invisible hand" refers to

A) the uncontrollable forces of nature that affect the economy. B) a successful gothic novel Smith wrote, thereby gaining the income necessary to pursue less lucrative academic speculation. C) the control that government exercises over the economy. D) the economic force that converts individual pursuit of personal profit into societal good. E) the fact that the basic cost of goods will always increase.