# Question

Assume that X is a Poisson random variable with µ = 20. Calculate the following probabilities.

a. P(X < 14)

b. P(X ≥ 20)

c. P(X = 25)

d. P(18 ≤ X ≤ 23)

a. P(X < 14)

b. P(X ≥ 20)

c. P(X = 25)

d. P(18 ≤ X ≤ 23)

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