Table 2.
Coded levels | Dependent parameters | |||||
---|---|---|---|---|---|---|
X1 | X2 | X3 | X4 | Bulk density, g/cm3 | SEI | LEI |
−1 | −1 | −1 | −1 | 0.156 | 16.78 | 0.282 |
1 | −1 | −1 | −1 | 0.187 | 14.72 | 0.250 |
−1 | 1 | −1 | −1 | 0.168 | 16.72 | 0.279 |
1 | 1 | −1 | −1 | 0.248 | 14.68 | 0.250 |
−1 | −1 | 1 | −1 | 0.197 | 16.81 | 0.288 |
1 | −1 | 1 | −1 | 0.266 | 14.75 | 0.248 |
−1 | 1 | 1 | −1 | 0.168 | 16.75 | 0.274 |
1 | 1 | 1 | −1 | 0.249 | 14.69 | 0.247 |
−1 | −1 | −1 | 1 | 0.159 | 16.79 | 0.286 |
1 | −1 | −1 | 1 | 0.248 | 14.74 | 0.249 |
−1 | 1 | −1 | 1 | 0.220 | 16.69 | 0.275 |
1 | 1 | −1 | 1 | 0.267 | 14.68 | 0.244 |
−1 | −1 | 1 | 1 | 0.118 | 16.81 | 0.280 |
1 | −1 | 1 | 1 | 0.258 | 14.78 | 0.248 |
−1 | 1 | 1 | 1 | 0.161 | 16.79 | 0.273 |
1 | 1 | 1 | 1 | 0.276 | 14.73 | 0.245 |
−2 | 0 | 0 | 0 | 0.195 | 16.70 | 0.290 |
2 | 0 | 0 | 0 | 0.287 | 14.78 | 0.235 |
0 | −2 | 0 | 0 | 0.127 | 16.88 | 0.292 |
0 | 2 | 0 | 0 | 0.178 | 16.71 | 0.259 |
0 | 0 | −2 | 0 | 0.181 | 16.74 | 0.265 |
0 | 0 | 2 | 0 | 0.162 | 16.76 | 0.266 |
0 | 0 | 0 | −2 | 0.165 | 16.71 | 0.264 |
0 | 0 | 0 | 2 | 0.201 | 16.73 | 0.267 |
0 | 0 | 0 | 0 | 0.162 | 16.69 | 0.266 |
0 | 0 | 0 | 0 | 0.150 | 16.67 | 0.271 |
0 | 0 | 0 | 0 | 0.191 | 16.70 | 0.274 |
0 | 0 | 0 | 0 | 0.189 | 16.72 | 0.272 |
0 | 0 | 0 | 0 | 0.205 | 16.69 | 0.269 |
0 | 0 | 0 | 0 | 0.198 | 16.73 | 0.267 |