Research Article

Queueing System with Heterogeneous Customers as a Model of a Call Center with a Call-Back for Lost Customers

Table 1

Value of the flow intensity of customers, who receive service in the system, for different values of the number of type 1 servers and different arrival processes.


Without call-back8.59707 7.22160 7.761574.89795
8.89987 8.31396 8.388435.84454
8.90027 8.31731 8.39022 5.77657
8.90068 8.320238.39130 5.71393
8.90112 8.32264 8.391445.65655
8.90158 8.32449 8.39039 5.60255
8.90208 8.32575 8.38787 5.55049
8.90263 8.326408.38354 5.49944
8.90325 8.32646 8.377065.44876
8.903968.32595 8.36812 5.39803
8.9048 8.32490 8.356515.34692
8.905778.32335 8.34225.29522
8.90688 8.32135 8.32555.24273
8.90809 8.31894 8.307025.18933
8.90932 8.31617 8.287665.13492
8.91052 8.313098.26835 5.07942
8.91163 8.309778.24991 5.02276