Every year, around Halloween, many street signs in a small city are defaced. The average repair cost

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Every year, around Halloween, many street signs in a small city are defaced. The average repair cost per sign is $68.00 and the standard deviation is $12.40

(a) If 300 signs are damaged this year, there is a 5% chance that the total repair costs for the 300 signs will exceed what value?

(b) You are about 68% certain that the total repair costs for 300 signs will fall within what interval centered around $20,400?

Related Book For answer-question

Mathematical Applications for the Management Life and Social Sciences

ISBN: 978-1305108042

11th edition

Authors: Ronald J. Harshbarger, James J. Reynolds

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Posted Date: Feb 06, 2020 05:19 AM

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Every year, around Halloween, many street signs in a small city are defaced. The average repair cost

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Mathematical Applications for the Management Life and Social Sciences

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