The U test is included in most modern statistical packages.
The computer statistical packages will use the correctly adjusted formula as a matter of routine.
The output from most popular statistical packages will look similar to this:
Not all statistical packages support Post-hoc analysis for Friedman's test.
Many statistical packages include routines for carrying out the Mantel test.
This article is a review of the general statistical packages.
Before using any statistical packages, it is generally a good idea to have a solid background in Statistics.
Experiment with the use of some statistical package to which you have access.
These were much more complex than the statistical packages and linear modelling applications of the 1960s.
Analysis procedures for the informal model are available in most statistical packages.