Which of the following is a "robust" test procedure against the violation of distribution assumptions? A)$\chi$ ²-test of independence. B)McNemar test for the difference between two proportions C)$\chi$ ²-test for the differences among more than two proportions D)Wilcoxon rank sum test for difference in medians

Question

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The Wilcoxon rank sum test is a nonparametric test that does not assume normality of the data and is robust against violations of distribution assumptions.

Which of the Following Is a "Robust" Test Procedure Against χ\chiχ

Which of the Following Is a "Robust" Test Procedure Against $\chi$