S/N ratio for coefficient of friction (db) of hybrid composites/Level | Optimal Control Parameters | Error (%) | |
Prediction A2B3C2 | Experimental A2B3C2 | ||
Bone Powder | 6.79363 | 6.4783 | 4.64 |
Al2O3 | 9.21697 | 9.5324 | 3.42 |