All Questions
3
questions
5
votes
2
answers
178
views
Wilcoxon (WMWU) test sensitivity
Statistics courses often give the Wilcoxon-Mann-Whitney U test ("Wilcoxon" from now on) as an alternative to the two-sample t-test.
However, the test is not quite the test of medians that would be so ...
- 65k
6
votes
3
answers
5k
views
Comparison of medians in samples with unequal variance, size and shape
What am I trying to do and how does my data look?
I am trying to perform some comparisons of medians of groups of data that, most often than not, are not-normally distributed. In some cases I am ...
- 421
5
votes
2
answers
9k
views
Paired t-test of medians
I need to run an inferential test on some large data where the individual data points have a heavily skewed distribution. I'm considering doing a paired t-test across a number of days comparing the ...
- 51