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Question: a. Suppose 1.5% of people in a large population are over 6 feet 5 inches...

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a. Suppose 1.5% of people in a large population are over 6 feet 5 inches tall. Approximately what is the chance that from a group of 300 people picked at random from this population, at least five people will be over 6 feet 5 inches tall?

b. Let X be a Poisson random variable with expected value λ = 3. Find P(X < 3 | X > 1)

Math   Statistics-And-Probability   
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