Post-test–pre-test | N | Mean rank | Sum of ranks | Z | p |
---|---|---|---|---|---|
Control | |||||
Negative ranks | 4 | 11.00 | 44.00 | − 4.377 | < 0.001* |
Positive ranks | 29 | 17.83 | 517.00 | ||
Ties | 5 | ||||
Total | 38 | ||||
Experimental | |||||
Negative ranks | 1 | 5.00 | 5.00 | − 5.265 | < 0.001* |
Positive ranks | 36 | 19.39 | 698.00 | ||
Ties | 1 | ||||
Total | 38 |