[Retracted] Green Machining Characteristics Study of Al-6063 in CNC Milling Using Taguchi Method and Grey Relational Analysis

Table 4

ANOVA for S/N ratios (R_a-dry runs).

Response surface linear model
Analysis of variance for S/N ratios-dry run
Source	Df	Seq. SS	Adj. SS	Adj. Ms	F-value	value
A	2	26.257	26.257	13.128	9.70	0.093
B	2	74.701	74.701	37.350	27.60	0.035
C	2	5.329	5.329	2.664	1.97	0.337
Residual error	2	2.707	2.707	1.353
Total	8	108.993
Standard deviation	1.163 (%)
R^2	97.5
Adj R^2	90.1