Five tests of ordinal level dataare presented: the sign test, the mediantest, the Wilcoxon signed-rank test, the Wilcoxon rank-sum test, the Kruskal-Wallis analysis of varianceby ranks.
Select one of these tests and describe in your own words, the purpose of the test, any particular assumptions/limitations pertaining to the test, and provide an example where you could use the test.
This solution focuses on the median test.
The median test is used to test whether two groups differ in their median value. In other words, it tests whether the two groups come from populations with the …
The solution explains the median test, along with its assumptions and limitations.