销量1 | 销量2 | 销量3 | 销量4 | 销量5 | 销量6 | |
品类a1 | 2 | 3 | 4 | 5 | 6 | 7 |
品类a2 | 3 | 4 | 5 | 8 | 10 | 15 |
品类a3 | 5 | 6 | 9 | 12 | 15 | 7 |
品类a4 | 4 | 3 | 4 | 5 | 7 | 7 |
品类a5 | 8 | 7 | 8 | 5 | 6 | 7 |
品类a6 | 3 | 5 | 4 | 5 | 6 | 7 |
品类a7 | 2 | 3 | 6 | 5 | 7 | 7 |
品类a8 | 2 | 3 | 4 | 5 | 6 | 7 |
品类a9 | 4 | 3 | 6 | 4 | 7 | 7 |
品类a10 | 1 | 3 | 4 | 5 | 6 | 7 |
品类a11 | 2 | 1 | 4 | 4 | 6 | 7 |
品类a12 | 4 | 3 | 4 | 6 | 6 | 8 |
现在想做用曲线估计做个拟合,请问怎么才能把这些数据合并到一起,又可以区分出几类来?
不知道表述清楚没?