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Life Expectancy of Shoes Records show that the average life expectancy of a pair of

Finite Mathematics, Binder Ready Version: An Applied Approach | 11th Edition | ISBN: 9780470876398 | Authors: Michael Sullivan ISBN: 9780470876398 408

Solution for problem 34 Chapter 9.6

Finite Mathematics, Binder Ready Version: An Applied Approach | 11th Edition

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Finite Mathematics, Binder Ready Version: An Applied Approach | 11th Edition | ISBN: 9780470876398 | Authors: Michael Sullivan

Finite Mathematics, Binder Ready Version: An Applied Approach | 11th Edition

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Problem 34

Life Expectancy of Shoes Records show that the average life expectancy of a pair of shoes is 2.2 years with a standard deviation of 1.7 years. A manufacturer guarantees that shoes lasting less than a year are replaced free. For every 1000 pairs sold, how many pairs should the manufacturer expect to replace free? Assume a normal distribution

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3.3 Chebyshev’s Rule and the Empirical Rule o Chebyshev’s rule o Empirical rule: For a symmetric (bell shaped) distribution Example : Birth weights of females in the United States (full-term) have a bell-shaped distribution with mean of 7.54 pounds and a standard deviation of 0.61 pounds. Use the empirical rule to answer the following: 68% of U.S. female birth weights...

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Chapter 9.6, Problem 34 is Solved
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Textbook: Finite Mathematics, Binder Ready Version: An Applied Approach
Edition: 11
Author: Michael Sullivan
ISBN: 9780470876398

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