Genstat has a rich set of statistical tests to choose from to help you analyse your data. These tutorials will walk you through some of the basic tests. You can find many more tutorials and practical assistance by reading the Genstat user guides (all available as downloadable PDFs). Look for these in Genstat under Help | Genstat Guides.
How to perform a two-sample t-test
How to perform a paired t-test and Wilcoxon matched-pairs test
How to perform a chi-square test
Equivalence tests enable us to obtain evidence that two treatments are effectively the same, or that one treatment is not inferior or not superior to another.