Source of variance | Sum of squares | Degree of freedom | Means squared | Value F | Sig. |
Average | 0.247 | 2 | 0.123 | 0.417 | 0.659 |
Family monthly income | 5.499 | 2 | 2.750 | 9.297 | 0.000 |
Fathers’ education | 5.567 | 2 | 2.784 | 9.412 | 0.000 |
Mothers education | 5.458 | 2 | 2.729 | 9.227 | 0.000 |
Error | 106.764 | 361 | 0.296 | ||
Overall | 122.458 | 369 |