The useful life of a brand of microwave oven is measured by a random variable X with

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The useful life of a brand of microwave oven is measured by a random variable X with probability density function

where x denotes the time (in months) that a randomly selected oven has been in use.

a. What is the probability that an oven selected randomly from a production line will last longer than 1 year?

b. What is the probability that a randomly selected oven will last between 3 and 6 months?

c. What is the expected life of a randomly selected oven?

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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 24, 2023 05:56 AM

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The useful life of a brand of microwave oven is measured by a random variable X with

Question:

f(x) = -0.03.x [0.03e lo if x ≥ 0 if x < 0

Step by Step Answer:

Since x is measured in months we n...View the full answer

Calculus For Business, Economics And The Social And Life Sciences

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