The lifetimes of a certain type of automobile tire have been found to be distributed normally with

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The lifetimes of a certain type of automobile tire have been found to be distributed normally with a mean lifetime of 100,000 km and a standard deviation of 10,000 km. Answer the following question.

If 144 of the tires are randomly selected, find the percent chance that the mean lifetime is more than 102,000.

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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Question Posted: Apr 10, 2023 02:16 PM

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The lifetimes of a certain type of automobile tire have been found to be distributed normally with

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To solve this problem we need to use the Central Limit Theorem which states that the sampling distri...View the full answer

Basic Technical Mathematics

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