Let X denote the lifetime of a machine component with an exponential distribution. The mean time for the component failure is 25
00 hours.
Required:
What is the probability that the lifetime exceeds the mean time by more than 1 standard deviations?
1 answer:
Answer:
15.8 % ???
at z = 1 p=.8413
I guess the question is asking 1-.8413 = 15.8 %
Step-by-step explanation:
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