After the unpleasantness of reconstruction, texas created a constitution that __________.

America's experience under the articles of confederation taught us that _____

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 _____.

An attempt to test the relationship between watching a presidential debate and support for the candidates is an example of a ______.

Quasi-experimental designs are randomized and contain only treatment groups.

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.