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| Group | Test | Mean | SD | T-value | Df | Sig |
|---|---|---|---|---|---|---|
| Control | Pretest | 17.04 | 3.27 | (-)14.01 | 22 | .000 |
| Posttest | 31.57 | 4.46 | ||||
| Experimental | Pretest | 18.96 | 3.27 | (-)26.18 | 22 | .000 |
| Posttest | 42.17 | 2.52 |
