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A B C D E F G H I J
Problem 9-18
Queuing Model M/M/s (Exponential Service Times)
7 0.0537 0.8388
8 0.0403 0.8791
9 0.0302 0.9093
10 0.0227 0.9320
11 0.0170 0.9490
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Computations
n or s
(lam/mu)^n/n!
Cumsum(n-1)
term2 P0(s) Rho(s) Lq(s) L(s) Wq(s) W(S)
0 1
1 3 1 -1.5 -2 3 -4.5 -1.5 -0.375 -0.125
2 4.5 4 -9 -0.2 1.5 -5.4 -2.4 -0.45 -0.2
13 0.000256 20.085213 0.000332843 0.0498 0.230769 4.97E-06 3.000005 4.14E-07 0.25
14 5.49E-05 20.085469 6.98272E-05 0.0498 0.214286 9.48E-07 3.000001 7.9E-08 0.25
15 1.1E-05 20.085523 1.37161E-05 0.0498 0.2 1.71E-07 3 1.42E-08 0.25
16 2.06E-06 20.085534 2.53219E-06 0.0498 0.1875 2.91E-08 3 2.42E-09 0.25
17 3.63E-07 20.085536 4.40873E-07 0.0498 0.176471 4.7E-09 3 3.92E-10 0.25