Question
The number of page requests that arrive at a Web server is a Poisson random variable X with an average of 1200 requests per minute.
The number of page requests that arrive at a Web server is a Poisson random variable X with an average of 1200 requests per minute. Find the probability that
(a) there are no requests in a 1-second period.
(b) there are between 1 and 3 requests (i.e., 1 ≤ X ≤ 3) in a 1-second period.
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Probability And Statistical Inference
Authors: Robert V. Hogg, Elliot Tanis, Dale Zimmerman
9th Edition
321923278, 978-0321923271
