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Results of the stepwise regression analyses of examination grades (N = 750)
| Independent variables | Dependent variable | ||
|---|---|---|---|
| Examination grades | |||
| β | t | p | |
| Constant | – | 15.243 | 0.000 |
| Time of year they received PT: end of the school year | − 0.155 | − 3.588 | 0.000 |
| Frequency of private tutoring sessions within the previous 12 months | 0.153 | 3.560 | 0.000 |
| Lecture-style face-to-face tutoring (more than ten people) | 0.092 | 2.139 | 0.033 |
| F model = 15.235 | |||
| P model = 0.000 | |||
| R2 model = 0.244 | |||
