The Chi-Square Contingency Table Is Ideally Suited for

The chi-square contingency table is ideally suited for

A) determining whether two random samples come from populations with the same median.
B) analyzing observations on the same individual in a pretest-posttest experiment.
C) an analysis that involves two related samples.
D) determining whether a given set of observations has indeed been drawn at random from a single population.
E) investigating the independence of variables in cross classifications.