Dynamic Vehicle Routing Problems with Enhanced Ant Colony Optimization

Table 6

-test significance results between each ACO.

Problem	Basic ACO versus K-ACO		Basic ACO versus E-ACO		K-ACO versus E-ACO
	Best	Average	Best	Average	Best	Average
Mean difference	−64.99	−119.12	−112	−162.32	−47.01	−43.20
value	0.682	0.654	0.906	0.545	0.835	0.866