The SAS System

The NPAR1WAY Procedure

Wilcoxon Scores (Rank Sums) for Variable var
Classified by Variable group
group N Sum of
Scores
Expected
Under H0
Std Dev
Under H0
Mean
Score
Trt 10 90.0 80.0 8.164966 9.0
Ctrl 5 30.0 40.0 8.164966 6.0

Wilcoxon Two-Sample Test
Statistic (S) Z Pr < Z Pr > |Z| t Approximation Exact
Pr < Z Pr > |Z| Pr <= S Pr >= |S-Mean|
30.0000 -1.1635 0.1223 0.2446 0.1320 0.2641 0.1272 0.2544
Z includes a continuity correction of 0.5.

Kruskal-Wallis Test
Chi-Square DF Pr > ChiSq
1.5000 1 0.2207

Hodges-Lehmann Estimation
Location Shift (Ctrl - Trt) -0.3050
95% Confidence Limits Interval Midpoint Asymptotic
Standard Error
-0.7600 0.1700 -0.2950 0.2372