isixsigma on MSN3mon
A Guide to Using the Wilcoxon Rank Sum Test: Testing for Non-Normality
The Wilcoxon Rank Sum Test is a non-parametric means of comparing data between two sets. It operates as a useful alternative ...
University of Bristol3y
Rank based non parametric tests
Interpret the p-value from a signed ranks and Wilcoxon sum of ranks test. List the key strengths and weaknesses of a non-parametric test over a parametric approach.
Simon Fraser University7y
Output Data Sets
The OUTSURV= option in the LIFETEST statement creates an output ... chi-square test statistic in the TIME variable. Two complete sets of statistics labeled by the _TYPE_ variable are produced, one for ...