The length of time (in seconds) that a user views a page on a Web site before

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The length of time (in seconds) that a user views a page on a Web site before moving to another page is a lognormal random variable with parameters θ = 2.5 and w2 = 1.
(a) What is the probability that a page is viewed for more than 10 seconds?
(b) What is the length of time that 50% of users view the page?
(c) What is the mean and standard deviation of the time until a user moves from the page?
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Fundamentals Of Statistics

ISBN: 9780321844606

4th Edition

Authors: Michael Sullivan III

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