T Test for All Students by Method Comparisons
| Statistic | F2F–Hybrid | F2F–Online | Online–Hybrid |
|---|---|---|---|
| Mean Difference | –0.044 | –0.029 | –0.015 |
| Variance | 0.100 | –0.137 | 0.237 |
| Observations | 699536 | 592283 | 107253 |
| Degrees of Freedom | 46919 | 206958 | 71836 |
| t Stat | –7.680 | –8.341 | –2.321 |
| P(T ≤ t) one-tail | 8.1E-15 | 3.69E-17 | 0.0102 |
| P(T ≤ t) two-tail | 1.62E-14 | 7.39E-17 | 0.0203 |
| Statistic | F2F–Hybrid | F2F–Online | Online–Hybrid |
|---|---|---|---|
| Mean Difference | –0.044 | –0.029 | –0.015 |
| Variance | 0.100 | –0.137 | 0.237 |
| Observations | 699536 | 592283 | 107253 |
| Degrees of Freedom | 46919 | 206958 | 71836 |
| t Stat | –7.680 | –8.341 | –2.321 |
| P(T ≤ t) one-tail | 8.1E-15 | 3.69E-17 | 0.0102 |
| P(T ≤ t) two-tail | 1.62E-14 | 7.39E-17 | 0.0203 |
| Method | Mean | Variance | Observations |
|---|---|---|---|
| F2F | 2.959 | 1.363 | 741245 |
| Hybrid | 3.003 | 1.263 | 41709 |
| Online | 2.988 | 1.500 | 148962 |
| Method | Mean | Variance | Observations |
|---|---|---|---|
| F2F | 2.959 | 1.363 | 741245 |
| Hybrid | 3.003 | 1.263 | 41709 |
| Online | 2.988 | 1.500 | 148962 |
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