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Comparison of SVT scores before and after the activity.
| Group | SVT test | X | SD | X (diff.) | sd (diff.) | t | p | Effect size |
|---|---|---|---|---|---|---|---|---|
| EG (n:85) | Pre-test | 1.55 | 0.50 | 0.41 | 0.52 | 7.32 | 0.000** | 0.95 (L) |
| Post-test | 1.14 | 0.35 | ||||||
| CG (n:91) | Pre-test | 1.73 | 0.45 | −0.05 | 0.35 | −1.52 | 0.132 | null |
| Post-test | 1.78 | 0.42 |
**p < 0.01 the significance level.
