Author Question: A nonparametric method to compare more than two populations, when the samples are independent and ... (Read 47 times)

jwb375 · **on:** Jun 24, 2018

A nonparametric method to compare more than two populations, when the samples are independent and the data are either ranked or quantitative but not normal, is:
a. Kruskal-Wallis test.
b. Friedman test.
c. Wilcoxon rank sum test.
d. Wilcoxon signed rank test.
e. Sign test for comparing paired samples.

Question 2

A three independent samples one-way analysis of variance test corresponds to a:
a. Wilcoxon signed rank test for paired samples.
b. Wilcoxon rank sum test.
c. Wilcoxon signed rank test for one sample.
d. Friedman test for randomized block design.
e. Kruskal-Wallis test.