A manufacturing project has five independent phases whose completion must be sequential. The time to complete each phase is a random variable.
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Question

A manufacturing project has five independent phases whose completion must be sequential. The time to complete each

phase is a random variable. The mean and standard deviation of the time for each phase are shown below.


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Make a 2-sigma interval around the mean completion time (μ±2σ).

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1 . P ( 1 0 < X < 2 2 ) 2 . P ( 2 < X... View the full answer

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