Which Statistical Technique Is Appropriate When We Describe a Single

Multiple Choice

Which statistical technique is appropriate when we describe a single population of qualitative data with two or more categories?

A) The z-test of the difference between two proportions.
B) The chi-square goodness-of-fit test.
C) The chi-square test of a contingency table.
D) The z-test of the difference between two proportions and the chi-square goodness-of-fit test.
E) The z-test of the difference between two proportions and the chi-square test of a contingency table.