When respondents are selected at random using systematic sampling, and are interviewed while leaving a polling place or other type of location, this is referred to as:

If you believe in the marginal utility theory—that an additional dollar of income is slightly less valuable to an individual than preceding dollars—then what form of taxation would you most likely support?

a. flat taxation b. marginal taxation c. progressive taxation d. proportional taxation

How does voter registration affect voter turnout?

a. Registration requirements depress turnout by discriminating against minorities and women. b. Registration requirements make the voting process smoother by removing ineligible voters before Election Day. c. Registration requirements depress turnout by making the registration process more difficult for everyone. d. Registration requirements increase turnout by investing citizens in a sense of civic duty. e. Registration requirements increase voter turnout by supplementing existing voter ID laws.