A statistical study indicates that the fraction of the electric toasters manufactured by a certain company that

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A statistical study indicates that the fraction of the electric toasters manufactured by a certain company that are still in working condition after t years of use is approximately f(t) = e^−0.2t.

a. What fraction of the toasters can be expected to work for at least 3 years?

b. What fraction of the toasters can be expected to fail before 1 year of use?

c. What fraction of the toasters can be expected to fail during the third year of use?

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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 20, 2023 02:42 AM

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A statistical study indicates that the fraction of the electric toasters manufactured by a certain company that

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Calculus For Business, Economics And The Social And Life Sciences

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