Chaotic Enhanced Genetic Algorithm for Solving the Nonlinear System of Equations

Table 7

Wilcoxon signed ranks test.

Test statistics		Ranks
			N	Mean rank	Sum of ranks
EAA-CEGA		R^−	0^a	0.00	0.00	(a) EAA < CEGA
Z	−1.826^m	R^+	4^b	2.50	10.00	(b) EAA > CEGA
Asymp. Sig. (2-tailed)	0.068	Ties	0^c			(c) EAA = CEGA
m. based on negative ranks	Total	4
GAs-CEGA		R^−	0^d	0.00	0.00	(d) GAs < CEGA
Z	−1.826^m	R^+	4^e	2.50	10.00	(e) GAs > CEGA
Asymp. Sig. (2-tailed)	0.068	Ties	0^f			(f) GAs = CEGA
m. based on negative ranks	Total	4
Hybrid-GOA-GA-CEGA		R^−	2^g	3.50	7.00	(g) Hybrid-GOA-GA < CEGA
Z	−0.730^n	R^+	2^h	1.50	3.00	(h) Hybrid-GOA-GA > CEGA
Asymp. Sig. (2-tailed)	0.465	Ties	0^i			(i) Hybrid-GOA-GA = CEGA
n. based on positive ranks	Total	4
Original GA-CEGA		R^−	0^j	0.00	0.00	(j) Original GA < CEGA
Z	−1.826^m	R^+	4^k	2.50	10.00	(k) Original GA > CEGA
Asymp. Sig. (2-tailed)	0.068	Ties	0^l			(l) Original GA = CEGA
m. based on negative ranks	Total	4