Answer to Question #82364 in Statistics and Probability for emily

Question

operation research 1 question

2. Workers come to tool store room to receive special tools (required by them) for accomplishing a
particular project assigned to them. The average time between two arrivals is 60 seconds and the
arrivals are assumed to be Poisson distribution. The average service time (of the tool room
attendant) is 40 seconds. Determine:
i. Average queue length,
ii. Average length of non-empty queues
iii. Average number of workers in system including the worker being attended,
iv. Mean waiting time of an arrival
v. Average waiting time of an arrival (worker) who waits, and
vi. . Assume the charge of
a skilled worker is Kshs. 4 per hour and that of tool store room attendant is Kshs.
0.75 per hour.

Answer 1

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