Dynamic Vehicle Routing Problems with Enhanced Ant Colony Optimization

Table 3

-test significance results between each ACO.

Problem	Group 1		Group 2		Group 3
	ACO versus K-ACO		ACO versus E-ACO		K-ACO versus E-ACO
	Best	Average	Best	Average	Best	Average
Mean difference	69.79	178.55	−136.51	−38.88	−206.30	−207.43
value	0.834	0.699	0.809	0.972	0.650	0.663