Multiresponse Particle Swarm Optimization of Wire-Electro-Discharge Machining Parameters of Nitinol Alloys

Table 3

ANOVA table for MRR.

Basis	Degree of freedom	Adjusted-sum of squares	Adjusted-mean squares	F value	P value
Model	14	2.72112	0.19437	12.57	≤0.001
Linear	4	1.53423	0.38356	24.81	≤0.001
P	1	1.52466	1.52466	98.63	≤0.001	Significant
Q	1	0.00820	0.00820	0.53	0.478
C	1	0.02251	0.02251	1.46	0.246
V	1	0.00004	0.00004	0.00	0.960
Square	4	0.91195	0.22799	14.75	≤0.001
P2	1	0.00132	0.00132	0.09	0.774
Q2	1	0.03858	0.03858	2.50	0.135
C2	1	0.45050	0.45050	29.14	≤0.001	Significant
V2	1	0.00075	0.00075	0.05	0.828
Two-way interaction	6	0.55061	0.09177	5.94	0.002
P × Q	1	0.00615	0.00615	0.40	0.538
P × C	1	0.24869	0.24869	16.09	0.001	Significant
P × V	1	0.01557	0.01557	1.01	0.332
Q × C	1	0.21787	0.21787	14.09	0.002
Q × V	1	0.00302	0.00302	0.20	0.665
C × V	1	0.05957	0.05957	3.85	0.068
Error	15	0.23187	0.01546
Lack of fitness	10	0.19949	0.01995	3.08	0.113
Fundamental error	5	0.03238	0.00648
Total	29	2.95299
R^2	92.15%	R^2 (adjusted)	90.82%	R^2 (predicted)	84.38%