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The number of lost packages per 100,000 shipments averages 4.4 per week. Assume that the number of lost packages follows a Poisson distribution. a. What

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The number of lost packages per 100,000 shipments averages 4.4 per week. Assume that the number of lost packages follows a Poisson distribution. a. What is the probability of exactly 2 lost? It is . (4 decimal places). b. What is the probability that there are more than ONE lost next week? After solving a and b consider how the lambda and the problem changes when the time unit changes to daily. Then and lambda becomes lambda = (4.4/week)(1week/7 day) = 4.4/7 = 0.63 packages lost per day

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