The number of power outages at a nuclear power plant has, Ask an Expert

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The number of power outages at a nuclear power plant has Poisson distribution with a mean of 0.8 outage per month. What is probability that there will be at least 3 power outages in the next year? Please show your working.

(A) 0.9993

(B) 0.9962

(D) 0.9758

(E) 0.9658

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