Exam 3: Proposing Explanations, Framing Hypotheses, and Making Comparisons

Suppose a researcher hypothesizes that states with higher levels of education will have higher GDP per capita. After conducting the research the results will be displayed in a ______.

A table that shows the distribution of cases across the values of a dependent variable for cases that have different values on an independent variable is called ______.

A researcher believes that political attitudes are influenced by education level. What is the dependent variable?

Which of the following is considered to be the workhorses of explanation in political science?

A researcher hypothesizes that as income increases the likelihood of voting also increases. The independent variable is income.

A relationship between an independent variable and a dependent variable that runs in a negative direction is called a(n) ______ relationship.

The statement that gender and same-sex marriage attitudes are related is a poor hypothesis because ______.

The variable that represents a causal factor in an explanation is the ______.

Hypotheses suggest a comparison.

A(n) ______ is a testable statement about the empirical relationship between cause and effect.

A researcher hypothesizes that income inequality makes civil wars more likely. The dependent variable is inequality.

A valid hypothesis must clearly state the relationship between the independent variable and the dependent variable.

A politician claiming that lowering tax rates produces higher revenues is a valid hypothesis.

A mean comparison table is a table that shows the mean of a dependent variable for cases that have different values on an independent variable.

Suppose that as education increases so does the likelihood of political participation. However, the likelihood of participation levels off and begins to fall after one obtains a Master's degree. What type of relationship is present between education and political participation?