The length of time, in seconds, that a computer user reads his (or her) e-mail is distributed
Question:
The length of time, in seconds, that a computer user reads his (or her) e-mail is distributed as a lognormal random variable with p = 1.8 and a2 = 4.0.
(a) What is the probability that the user reads the mail for more than 20 seconds more than a minute?
(b) What is the probability that the user reads the mail for a length of time that is equal to the mean of the underlying lognormal distribution?
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Let X be the length of time in seconds Then Y lnX follows a no...View the full answer
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Related Book For
Probability & Statistics For Engineers & Scientists
ISBN: 9780130415295
7th Edition
Authors: Ronald E. Walpole, Raymond H. Myers, Sharon L. Myers, Keying
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