Which of the following is a nonparametric method to compare two populations when the samples are matched pairs and the data are ordinal?
A) the Wilcoxon signed-rank sum test
B) the sign test
C) the Wilcoxon rank sum test
D) the matched pairs t test

Question

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The Answer of Which of the following is a nonparametric method to compare two populations when the samples are matched pairs and the data are ordinal?
A) the Wilcoxon signed-rank sum test
B) the sign test
C) the Wilcoxon rank sum test
D) the matched pairs t test

Which of the Following Is a Nonparametric Method to Compare