A microwave has a mean time between failures of 157 and mean time to repair of 17.In this case,the availability is ______.
A)0.902
B)0.920
C)0.960
D)0.930

Question

Quizplus · Accepted Answer

The availability of a system can be calculated using the formula: Availability = MTBF / (MTBF + MTTR), where MTBF is the mean time between failures and MTTR is the mean time to repair. Plugging in the given values, Availability = 157 / (157 + 17) = 157 / 174 = 0.902.

A Microwave Has a Mean Time Between Failures of 157