Of the following U.S. presidents, which was the only political scientist and international relations scholar?

What is the principal effect of television on public opinion?

a. persuading people to take one side of an issue or another b. telling people what to think c. setting the agenda for thinking and talking about politics d. establishing new, dominant modes of political thinking

Answer the following statement(s) true (T) or false (F)

1. If the results of a means test are statistically significant, you can claim that the hypothesis has been proven. 2. The Within-group Sum of Squares and the Between-group Sum of Squares are directly related. 3. The Between-group Sum of Squares equals the difference between the Total Sum of Squares and the Within-group Sum of Squares. 4. ANOVA is a two-tailed test. 5. A measure of association over 0.20 but below 0.30 is considered a weak relationship.