On average, how many machines are in the system either being repaired or waiting in line to be repaired?
In a factory, machines breakdown at an average of 6 machines per hour according to a Poisson distribution. The time a repair person takes to repair the machine is not defined by any probability distribution, but has a mean of 8 minutes and a standard deviation of 3 minutes.
Answer: L = 2.63 machines
Business
You might also like to view...
Match the example that best illustrates each of the hierarchical needs for a week's stay in a hotel.
What will be an ideal response?
Business
Which of the following relationships shows dependent demand inventory?
A) A business purchases a new car when the old one wears out. B) A tire maker buys cleaning supplies. C) An automaker purchases four tires for each car they produce. D) A winemaker buys grapes from farmers in the Columbia Valley. Answer: C c
Business