两组数（mean、median）差异性检验

jy1st 发表于 2014-5-22 22:52
Thanks a lot.
Although I can get median from proc means, the p-value of difference-in-median is s ...

Yeah. However, I am not comfortable to say that Wilcoxon test is about testing difference of medians between two groups. Usually, we regard a sig p-value as the different distributions for the two groups.
For example, a sig p value may occur when the two medians are the same.

please read my blog:
http://blog.sina.com.cn/s/blog_a3a926360101419b.html

JingJu

jingju11 发表于 2014-5-23 06:28
Yeah. However, I am not comfortable to say that Wilcoxon test is about testing difference of media ...

Many thanx.