Which of the following tests is appropriate for nominal data if the problem objective is to compare two populations and the number of categories exceeds 2? A)The z-test for one proportion,p,or difference of two proportions,p₁ − p₂. B)The chi-squared goodness-of-fit test. C)The chi-squared test of a contingency table. D)All of these choices are true.

Question

Quizplus · Accepted Answer

The chi-squared test of a contingency table is appropriate for nominal data with more than 2 categories and when comparing two populations. Options A and B are appropriate for nominal data with 2 categories, while option D is too broad and includes options that may not be suitable for nominal data with multiple categories. Therefore, the best choice is option C.

Which of the Following Tests Is Appropriate for Nominal Data