Hybrid Algorithms for Fuzzy Reverse Supply Chain Network Design

Table 2

ANOVA verification of fitness values.

Hypothesize
H0: ^Fitness𝜇PSO=^Fitness𝜇GA=^Fitness𝜇PSO-GA=^Fitness𝜇GA-SA=^Fitness𝜇PSO-SA
H1: otherwise
Algorithm	Numbers		Sum	Average		Variance
PSO	30		734139577	24471319.23		1120394034
GA	30		734406462	24480215.4		910941494
PSO-GA	30		733498321	24449944.03		1372449396
GA-SA	30		733929774	24464325.8		752499584
PSO-SA	30		733666393	24455546.43		3467767352
Source	SS	Freedom	MS	𝐹	𝑃 value	Critical value
Intergroup	1.76𝐸+10	4	4389633912	2.87880644	0.02486	2.434065
Intragroup	2.21𝐸+11	145	1524810372
Sum	2.39𝐸+11	149
Result: reject H0