Table 2 The central composite generated design points associated with their calculated results
Experiment number | OG concentration | HPMCK15M | Xanthan gum | Floating lag time |
|---|---|---|---|---|
1 | 0 | 0 | 0 | 90 |
2 | − 1 | 1 | 1 | 71.34 |
3 | 0 | − 1.68 | 0 | 141.39 |
4 | 0 | 0 | − 1.68 | 74.71 |
5 | − 1 | − 1 | − 1 | 72.18 |
6 | 1 | 1 | 1 | 69.84 |
7 | 1 | 1 | − 1 | 94.78 |
8 | 1 | − 1 | − 1 | 177 |
9 | 0 | 0 | 0 | 90 |
10 | − 1 | 1 | − 1 | 52.28 |
11 | − 1.68 | 0 | 0 | 77.72 |
12 | 0 | 0 | 1.68 | 79.02 |
13 | 0 | 1.68 | 0 | 46.27 |
14 | 0 | 0 | 0 | 90 |
15 | − 1 | − 1 | 1 | 102.24 |
16 | 1 | − 1 | 1 | 163.06 |
17 | 0 | 0 | 0 | 90 |
18 | 0 | 0 | 0 | 90 |
19 | 0 | 0 | 0 | 90 |
20 | 1.68 | 0 | 0 | 164.60 |