Let X denote the lifetime of a machine component with an exponential distribution. The mean time for the component failure is 2500 hours. Required: What is the probability that the lifetime exceeds the

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Andandandand asked Oct 18, 2022

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Let X denote the lifetime of a machine component with an exponential distribution. The mean time for the component failure is 2500 hours.

Required:
What is the probability that the lifetime exceeds the mean time by more than 1 standard deviations?

Mathematics
college

Andandandand asked Oct 18, 2022

by Andandandand

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6 votes

Answer:

15.8 % ???

at z = 1 p=.8413

I guess the question is asking 1-.8413 = 15.8 %

Explanation:

Tombatron answered Oct 25, 2022

by Tombatron

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