When Comparing Three or More Levels of an Independent Variable

Multiple Choice

When comparing three or more levels of an independent variable for an ordinal dependent variable, one should use a _____ test, specifically _____.

A) nonparametric; the Mann-Whitney U test
B) nonparametric; the Kruskal-Wallis H test
C) parametric; a one-way ANOVA
D) parametric; the Wilcoxon signed-rank test