| Major | Descriptive indices | |||
| Variable | Mean | Std deviation | kurtosis | |
| Natural sciences | Happiness | 73.99 | 12.62 | 0.005 |
| Gender beliefs | 159.22 | 38.06 | −0.569 | |
| Mathematics | Happiness | 70.21 | 15.46 | 0.456 |
| Gender beliefs | 160.58 | 41.41 | −1.123 | |