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Suppose the log-ins to a company's computer network follow a Poisson process with an average of three counts per minute. What is the mean time between counts? What is the standard deviation of the time between counts? O a. E(X) = 0.333, SD(X) = 0.333 O b. E(X) - 0.333, SD(X) = 0.111 Oc. E(X) = 3, SD(X) = 3 Od. NONE

Suppose the log-ins to a company's computer network follow a Poisson process with an average of three counts per minute. What is the mean time between counts? What is the standard deviation of the time between counts? O a. E(X) = 0.333, SD(X) = 0.333 O b. E(X) - 0.333, SD(X) = 0.111 Oc. E(X) = 3, SD(X) = 3 Od. NONE

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.2: The Least Square Line
Problem 1E
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Suppose the log-ins to a company's computer network follow a Poisson process with an average of three counts per minute. What is the mean time between counts? What is the standard deviation of the time between counts? a. E(X) = 0.333, SDX) = 0.333 O b. E(X) = 0.333, SD(X) = 0.111 Oc. E(X) = 3, SD(X) = 3 O d. NONE
Transcribed Image Text:Suppose the log-ins to a company's computer network follow a Poisson process with an average of three counts per minute. What is the mean time between counts? What is the standard deviation of the time between counts? a. E(X) = 0.333, SDX) = 0.333 O b. E(X) = 0.333, SD(X) = 0.111 Oc. E(X) = 3, SD(X) = 3 O d. NONE
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