Question
It is important to model machine downtime correctly in simulation studies. Consider a single-machine-tool system with repair times (in minutes) that can be modeled by
It is important to model machine downtime correctly in simulation studies.
Consider a single-machine-tool system with repair times (in minutes) that can be modeled by an exponential distribution mean = 60.
Of interest is the mean repair timeof a sampleof 100 machine breakdowns.
What is the variance of the mean repair time?
A.36
B.6
C.60
D.6000
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Basic Mathematics With Early Integers
Authors: Charles P McKeague
1st Edition
1936368978, 9781936368976
