Friction Performance Optimization of Chemically Deposited Ni-P-W Coating Using Taguchi Method

Table 6

Results of ANOVA.

Source	DF	SS	MS	𝐹	% contribution
A	2	10.005	5.002	1.81^*	13.8
B	2	1.328	0.664	0.24	1.8
C	2	1.763	0.881	0.32	2.5
D	2	3.523	1.761	0.64	4.9
A * B	4	18.481	4.62	1.67	25.6
A * C	4	12.938	3.235	1.17	17.9
B * C	4	7.619	1.905	0.69	10.5
Error	6	16.57	2.762		23
Total	26	72.227

^*Significant at 75% confidence level 𝐹_0.25,2,6=1.76.