Table 6.
Regression analysis of effect size
| The interpretation of effect size | β | R2 |
| None-very small | < (0.100) | < (0.020) |
| Small | > 0.100 | > 0.020 |
| Medium | > 0.300 | > 0.130 |
| Large | > 0.500 | > 0.260 |
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