Find the average number of machines under repair

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Reference no: EM132303643

In a manufacturing cell one repairman has to maintain four machines. For the machines the time between breakdowns is exponentially distributed with an average of four hours. On the average it takes half an hour to fix a machine.

Find the probabilities that there are 0, 1, 2, 3, or 4 machines under repair.

Find the average number of machines under repair.

Reference no: EM132303643

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