Research Article

Alleviating the Collision States and Fleet Optimization by Introducing a New Generation of Automated Guided Vehicle Systems

Table 5

Results of the paired -test for different dispatching rules for average annual profit.

Paired rulesMean (USD)Stand. deviations value

FCFS-LQS−7,101.22895.02.000
FCFS-LWT−6,332.03450.89.000
FCFS-NV−8,166.38312.21.000
FCFS-FV+4,766.26229.15.235
LQS-LWT+955.37188.97.171
LQS-NV−1,034.22211.04.189
LQS-FV+16,099.26411.25.000
LWT-NV−899.56287.42.354
LWT-FV+15,439.34289.45.000
NV-FV+21,674.97428.47.000