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A B C D E F G H I J
Problem 9-24
Queuing Model M/M/s (Exponential Service Times)
Number of Units Probability
Probability
0 0.4543 0.4543
11 0.0006 0.9993
12 0.0003 0.9996
13 0.0002 0.9998
14 0.0001 0.9999
15 0.0001 0.9999
21.99 customers per hour.
Service time per customer =60/21.99 ~ 2.73
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2 0.148897 1.5457056 0.204769158 0.5713 0.272853 0.043895 0.589601 0.003658 0.049133
3 0.027085 1.6946029 0.03310691 0.5788 0.181902 0.004261 0.549966 0.000355 0.045831
4 0.003695 1.7216876 0.004278811 0.5794 0.136426 0.000392 0.546097 3.26E-05 0.045508
5 0.000403 1.7253827 0.000452691 0.5794 0.109141 3.21E-05 0.545738 2.68E-06 0.045478
6 3.67E-05 1.725786 4.03488E-05 0.5794 0.090951 2.34E-06 0.545708 1.95E-07 0.045476
17 9.49E-20 1.7258257 9.8038E-20 0.5794 0.0321 1.88E-21 0.545706 1.57E-22 0.045475
18 2.88E-21 1.7258257 2.96675E-21 0.5794 0.030317 5.37E-23 0.545706 4.48E-24 0.045475
19 8.26E-23 1.7258257 8.50691E-23 0.5794 0.028721 1.46E-24 0.545706 1.21E-25 0.045475
20 2.25E-24 1.7258257 2.31771E-24 0.5794 0.027285 3.77E-26 0.545706 3.14E-27 0.045475
21 5.86E-26 1.7258257 6.01476E-26 0.5794 0.025986 9.3E-28 0.545706 7.75E-29 0.045475