Arrivals to a bank automated teller machine (ATM) are distributed according to a Poisson distribution with a

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Arrivals to a bank automated teller machine (ATM) are distributed according to a Poisson distribution with a mean equal to three per 15 minutes.

a. Determine the probability that in a given 15-minute segment, no customers will arrive at the ATM.

b. What is the probability that fewer than four customers will arrive in a 30-minute segment?

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Business Statistics

ISBN: 9781292220383

10th Global Edition

Authors: David Groebner, Patrick Shannon, Phillip Fry

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Question Posted: Sep 19, 2024 06:01 PM

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Arrivals to a bank automated teller machine (ATM) are distributed according to a Poisson distribution with a

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Business Statistics

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