| Shapiro Test (Mum age) | ||
| Statistic W | Probability | Link |
| 0.9731 | 0.0633 | Shapiro-Wilk Test |
| Shapiro Test (Grade) | ||
| Statistic W | probability | Link |
| 0.9777 | 0.1326 | Shapiro-Wilk Test |
| Correlation Test X-Y | ||||
| Statistic | Value | probability | Method | alternative |
| cor | 0.1057 | 0.3272 | Pearson's product-moment correlation | two.sided |
