Experimental Investigations of Nano Finishing Process on Nickel-Free Austenitic Stainless Steel by Grey Relational and Principal Component Analysis

Table 5

Analysis of variance.

Source	DF	SeqSS	Adj SS	Adj MS	F		% Count
Pressure (bar)	2	0.0034	0.0034	0.0017	3.52	0.05	1.78
Current (A)	2	0.1335	0.1335	0.0668	139.5	≤0.001	70.7
NOC	2	0.0422	0.0423	0.0212	44.22	≤0.001	22.4
Error	20	0.0096	0.0095	0.0005			5.06
Total	26	0.1888

S = 0.0218703 R-Sq = 94.93% R-Sq (adj) = 93.41%.