Legal researchers were interested in whether a rape defendant's perceived guilt depends on the type of argument introduced by his defense attorney. Researchers classified each defense by whether or not it introduced the idea that the female victim was asking for the encounterthe "she shouldn't have worn that short skirt" defense. In a simulated juror situation, the researchers asked each of the 20 participant mock jurors to rate the guilt of the defendant on a scale from 1 to 7. This is a(n) _______ dependent variable, which means that the data can be analyzed using a ________ test.

A.nominal; nonparametric

B.interval; parametric

C.nominal; parametric

D.interval; nonparametric

A college instructor is interested in whether assigning mandatory homework affects students' grades. She is currently teaching two sections of the same class. Therefore, the instructor assigns homework to one of the classes and just recommends homework problems to the second class. Then she determines the number of people in each class that will receive either an A, B, C, D, or F on the final exam. What type of statistical test would the instructor use to analyze her data?

A.analysis of variance

B.chi-square test for goodness-of-fit

C. chi-square test for independence

D. independent-samples t test

Which of the following correctly depicts the results of a chi-square test reported in APA format?

A.²(N = 540) = 26.78, df = 1, p < 0.05

B.

²(1) = 26.78, p < 0.05

C.

²(1) = 26.78, N = 540, p < 0.05

D.²(1, N = 540) = 26.78, p < 0.05