| Si | |||
Sample no | Recommended value (%) | Binary regression analysis value (%) | Absolute error (%) | Relative error (%) |
GF1 | 0.184 | 0.197 | 0.013 | 7.07 |
GF2 | 0.371 | 0.372 | 0.001 | 0.27 |
GF5 | 0.700 | 0.703 | 0.003 | 0.43 |
GF7 | 0.188 | 0.195 | 0.007 | 3.72 |
GF9 | 0.518 | 0.518 | 0.000 | 0.00 |
GF12 | 0.277 | 0.255 | −0.022 | −7.94 |
Average value | 0.361 | 0.373 | 0.008 | 3.24 |