Question

10. Two operators handle adjustments for a group of 10 machines. Adjustment time is exponentially distributed and has a mean of 14 minutes per machine. The machines operate for an an average of 86 minutes between adjustments. While running, each machine can turn out 50 pieces per hour. Find:

A. The probability that a machine will have to wait for an adjustment,

B. The average number of machines waiting for adjustment.

C. The