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The number of orders per week X for radios can

The number of orders per week, X, for radios can be assumed to have a Poisson distribution with parameter λ = 25.

(a) Find P{X ≥ 25} and P{X = 20}.

(b) If the number of radios in the inventory is 35, what is the probability of a shortage occurring in a week?

(a) Find P{X ≥ 25} and P{X = 20}.

(b) If the number of radios in the inventory is 35, what is the probability of a shortage occurring in a week?

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