| Student Level | Overall Grade | Age | Weight | Height | Age when first period | |
N | Valid | 87 | 99 | 94 | 100 | 100 | 100 |
Missing | 13 | 1 | 6 | 0 | 0 | 0 | |
Mean | 6.06 | 1.27 | 21.81 | 1.51 | 1.31 | 0.95 | |
Median | 7.00 | 1.00 | 22.00 | 1.00 | 1.00 | 1.00 | |
Std. Deviation | 1.306 | 0.586 | 1.212 | 0.577 | 0.563 | 0.730 |