The number of telephone calls at a call center follows a Poisson distribution. Assume that on average there are 10 calls per hour. What is the probability that there are exactly five calls in an hour? O (e^(-10)*10^5)/5! (e^(5)*5^10)/1O! O e^(-10)/5!
The number of telephone calls at a call center follows a Poisson distribution. Assume that on average there are 10 calls per hour. What is the probability that there are exactly five calls in an hour? O (e^(-10)*10^5)/5! (e^(5)*5^10)/1O! O e^(-10)/5!
A First Course in Probability (10th Edition)
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ISBN:9780134753119
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Chapter1: Combinatorial Analysis
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![The number of telephone calls at a call center
follows a Poisson distribution. Assume that on
average there are 10 calls per hour.
What is the probability that there are exactly
five calls in an hour?
O (e^(-10)*10^5)/5!
(e^(5)*5^10)/1O!
e^(-10)/5!
The number of telephone calls at a call center
follows a Poisson distribution. Assume that on
average there are 10 calls per hour.
What is the probability that there are three or
fewer calls in an hour?
O (e^(-10)*10^3)/3! + (e^(-10)*10^2)/2! +
(e^(-10)*10)/1!
(e^(-10)*10^3)/3! + (e^(-10)*10^2)/2! +
e^(-10)*10 + e^(-10)
(e^(-10)*10^3)/3!](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdcb50413-80d6-469c-93cd-08f16902242b%2F8d6783ef-fc5c-456e-9161-a6515bd78dd4%2Fwkpynd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The number of telephone calls at a call center
follows a Poisson distribution. Assume that on
average there are 10 calls per hour.
What is the probability that there are exactly
five calls in an hour?
O (e^(-10)*10^5)/5!
(e^(5)*5^10)/1O!
e^(-10)/5!
The number of telephone calls at a call center
follows a Poisson distribution. Assume that on
average there are 10 calls per hour.
What is the probability that there are three or
fewer calls in an hour?
O (e^(-10)*10^3)/3! + (e^(-10)*10^2)/2! +
(e^(-10)*10)/1!
(e^(-10)*10^3)/3! + (e^(-10)*10^2)/2! +
e^(-10)*10 + e^(-10)
(e^(-10)*10^3)/3!
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