The "Scores for Linear Rank and One-Way ANOVA Tests" section describes the available scores, which you can use to test for differences in location and differences in scale. To compute S, PROC NPAR1WAY ...

Explain why and when a non-parametric test should be used or may be preferred for simple comparison over a parametric method Explain the general principles and process of performing a non-parametric ...

For each score type that you specify, PROC NPAR1WAY computes a one-way ANOVA statistic and also a linear rank statistic for two-sample data. The following score types are used primarily to test for ...