Question: The life of a recirculating pump follows a Weibull distribution with parameters = 2, and = 700 hours. (a) Determine the mean life of a

The life of a recirculating pump follows a Weibull distribution with parameters β = 2, and δ = 700 hours.
(a) Determine the mean life of a pump.
(b) Determine the variance of the life of a pump.
(c) What is the probability that a pump will last longer than its mean?

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