The lifetime of a certain type of TV remote control is given by Y . Suppose Y has approximately exponential distribution with mean 8 years. a)Find the probability that a remote control of this type will last more than 15 years. b)What should the warranty period for these remote controls be if the manufacturer wants 85% of the remote controls to last beyond the warranty period? c)What is the moment generating function of Y .

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
Problem 27T
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The lifetime of a certain type of TV remote control is given by Y . Suppose Y has approximately exponential distribution with mean 8 years.

a)Find the probability that a remote control of this type will last more than 15 years.

b)What should the warranty period for these remote controls be if the manufacturer wants 85% of the remote controls to last beyond the warranty period?

c)What is the moment generating function of Y .

 

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