| 试验号 | 变量的编码水平 | 响应值(Y) | |||
| X1 (pH) | X2 (液固比) | X3 (时间) | 实际值/% | 预测值/% | |
| 1 | 1 | 0 | −1 | 62.25 | 60.93 |
| 2 | −1 | 0 | −1 | 60.05 | 60.72 |
| 3 | 1 | 0 | 1 | 74.54 | 73.88 |
| 4 | −1 | 1 | 0 | 75.23 | 72.89 |
| 5 | −1 | 0 | 1 | 71.88 | 73.20 |
| 6 | 0 | −1 | −1 | 68.06 | 67.04 |
| 7 | 0 | 0 | 0 | 84.91 | 83.52 |
| 8 | 0 | 1 | −1 | 70.34 | 72.01 |
| 9 | −1 | −1 | 0 | 64.67 | 65.02 |
| 10 | 0 | 0 | 0 | 83.13 | 83.52 |
| 11 | 0 | 0 | 0 | 84.24 | 83.52 |
| 12 | 1 | −1 | 0 | 65.41 | 67.75 |
| 13 | 1 | 1 | 0 | 71.42 | 71.07 |
| 14 | 0 | 0 | 0 | 82.71 | 83.52 |
| 15 | 0 | 1 | 1 | 84.33 | 85.35 |
| 16 | 0 | −1 | 1 | 80.80 | 79.13 |
| 17 | 0 | 0 | 0 | 82.61 | 83.52 |