Mathematics, 05.11.2020 19:00 joycetleiji1
Assume the length X in minutes of a particular type of telephone conversation is a random variable with probability density function
f(x){1ke−ek, x>0
0,elsewhere
(a) Determine the value of k.
(b) Find the mean and standard deviation of X.
Answers: 2
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Assume the length X in minutes of a particular type of telephone conversation is a random variable w...
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