An important activity of any campaign is ________, which most directly involves ________.

At the state level, a cluster of __________ would be considered an iron triangle of government.

Between 1965 and 1973, the percentage of americans living below the poverty line _____.

Burning the american flag as a gesture of protest is an example of _____.

Campus speech codes __________ but __________.

Grandparents, tall people, and undergraduates are all examples of ________.

Cohorts are defined as a group of people who all experience a significant event at different points in time.

Time-series studies are designs in which the researcher neither manipulates experimental variables nor randomly assigns subjects to treatments but instead merely observes causal sequences and observations.

Age effects can be considered a direct measure of time and they can be assessed like other variables.

Trend analysis consists of a small number of individuals (about ten to twenty, say) who meet in a single location and discuss with a leader a topic or research stimulus such as a proposed campaign brochure.

What kind of research design would be most appropriate if you wanted to assess how a change in voter identification requirements in Georgia affected voter participation in the 2008 federal election more than two years after the election?