原始数据集是
| _NAME_ | COL1 | COL2 | COL3 |
| age_n | 207 | 104 | 103 |
| wei_n | 203 | 101 | 102 |
| hei_n | 203 | 101 | 102 |
| age_mean | 49.09179 | 48.33654 | 49.85437 |
| wei_mean | 81.07438 | 81.31782 | 80.83333 |
| hei_mean | 169.4813 | 169.1624 | 169.7971 |
| age_median | 50 | 46 | 52 |
| wei_median | 80.1 | 80.1 | 80.15 |
| hei_median | 170 | 170 | 170 |
| age_min | 19 | 23 | 19 |
| wei_min | 46.6 | 49 | 46.6 |
| hei_min | 143 | 143 | 150 |
| age_max | 82 | 82 | 76 |
| wei_max | 146.7 | 146.7 | 123 |
| hei_max | 196.8 | 192 | 196.8 |
| age_q1 | 38 | 37.5 | 40 |
| wei_q1 | 70 | 70 | 71.2 |
| hei_q1 | 163 | 165 | 162 |
| age_q3 | 59 | 59 | 59 |
| wei_q3 | 90 | 89.5 | 90.2 |
| hei_q3 | 175.5 | 175 | 176 |
要分成
| _NAME_ | COL1 | COL2 | COL3 |
| age_n | 207 | 104 | 103 |
| age_mean | 49.09179 | 48.33654 | 49.85437 |
| age_median | 50 | 46 | 52 |
| age_min | 19 | 23 | 19 |
| age_max | 82 | 82 | 76 |
| age_q1 | 38 | 37.5 | 40 |
| age_q3 | 59 | 59 | 59 |
| _NAME_ | COL1 | COL2 | COL3 |
| wei_n | 203 | 101 | 102 |
| wei_mean | 81.07438 | 81.31782 | 80.83333 |
| wei_median | 80.1 | 80.1 | 80.15 |
| wei_min | 46.6 | 49 | 46.6 |
| wei_max | 146.7 | 146.7 | 123 |
| wei_q1 | 70 | 70 | 71.2 |
| wei_q3 | 90 | 89.5 | 90.2 |
| _NAME_ | COL1 | COL2 | COL3 |
| hei_n | 203 | 101 | 102 |
| hei_mean | 169.4813 | 169.1624 | 169.7971 |
| hei_median | 170 | 170 | 170 |
| hei_min | 143 | 143 | 150 |
| hei_max | 196.8 | 192 | 196.8 |
| hei_q1 | 163 | 165 | 162 |
| hei_q3 | 175.5 | 175 | 176 |
三个数据集!其实后面还有很多!就是以三行位一个单位!