The useful life of a particular type of printer is measured by a random variable X with

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The useful life of a particular type of printer is measured by a random variable X with probability density function

where x denotes the number of months a randomly selected printer has been in use.

a. What is the probability that a randomly selected printer will last between 10 and 15 months?

b. What is the probability that a randomly selected printer will last less than 8 months?

c. What is the probability that a randomly selected printer will last longer than 1 year?

d. What is the expected life of a randomly selected printer?

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Related Book For answer-question

Calculus For Business, Economics And The Social And Life Sciences

ISBN: 9780073532387

11th Brief Edition

Authors: Laurence Hoffmann, Gerald Bradley, David Sobecki, Michael Price

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Question Posted: Jun 22, 2023 12:27 AM

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The useful life of a particular type of printer is measured by a random variable X with

Question:

f(x) = [0.02e-0.02x lo if x ≥ 0 if x < 0

Step by Step Answer:

a b c d P10 X 15 1...View the full answer

Calculus For Business, Economics And The Social And Life Sciences

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