类别数量 | 组内平方(SE) | Calinski-Harabaz Index |
2 | 890,571.91 | 3269.72 |
3 | 703,357.36 | 3429.47 |
4 | 626,145.39 | 3703.37 |
5 | 566,718.18 | 4189.85 |
6 | 517,192.62 | 3723.90 |