Table 5.

ANOVA results for material removal rate.

Source	DoE	Adj.SS	Adj.MS	F-Value	p-Value	% Contribution
GV	3	40.1958	13.3986	20.22	0.017 *	42.5%
Ton	3	49.6168	16.5389	24.96	0.013 *	52.5%
Toff	3	0.6346	0.2115	0.32	0.813	0.67%
WF	3	2.1130	0.7043	1.06	0.481	2.23%
Error	3	1.9882	0.6627			2.1%
Total	15	94.5484
R-sq = 97.90%, R-sq(adj) = 89.49%

* indicates siginificant term.