The SAS System |
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 |