Missing data can become an issue when constructing an index, threatening both __________

The ______ Amendment upholds the exclusionary rule.

A. First B. Second C. Third D. Fourth

Which of the following is the best indication of pluralism in American politics?

a. The American Association of Retired Persons has the largest membership of any interest group. b. Third parties often endorse candidates for office, but rarely do they win elections. c. The federal bureaucracy is expanding as more and more citizens are hired for federal jobs. d. More than 20,000 interest groups lobby Congress each year. e. Citizens are able to vote in local, state, and national elections.