Update stat_method_tbl.csv

data/stat_method_tbl.csv

@@ -14,7 +14,7 @@ Generalized Linear Models,Poisson/Negative Binomial Regression,[R](R/count_data_
 Generalized Linear Models,Categorical Repeated Measures,,,,
 Generalized Linear Models,Categorical Multiple Imputation,,,,
 Non-parametric Analysis,Wilcoxon signed rank,[R](R/wilcoxonsr_hodges_lehman),[SAS](SAS/wilcoxonsr_HL),,
-Non-parametric Analysis,Mann-Whitney U/Wilcoxon rank sum,[R](R/nonpara_wilcoxon_ranksum),,,
+Non-parametric Analysis,Mann-Whitney U/Wilcoxon rank sum,[R](R/nonpara_wilcoxon_ranksum),[SAS](SAS/ranksum),,
 Non-parametric Analysis,Kolmogorov-Smirnov test,,,,
 Non-parametric Analysis,Kruskall-Wallis test,[R](R/kruskal_wallis),[SAS](SAS/kruskal_wallis),[Python](python/kruskal_wallis),[R vs SAS](Comp/r-sas_kruskalwallis)
 Non-parametric Analysis,Friedman test,,,,