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

Table 7

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

Response surface linear model
Analysis of variance for S/N ratios-dry runs
Source	Df	Seq. SS	Adj. SS	Adj. Ms	F-value	value
A	2	167.624	167.624	83.812	16.69	0.057
B	2	156.871	156.871	78.436	15.52	0.060
C	2	2.054	2.054	1.027	0.20	0.830
Residual error	2	10.045	10.045	5.023
Total	8	336.595
Standard deviation	2.241 (%)
R^2	97.0
Adj R^2	88.1