Fence-U-In is testing the breaking strength of the chain links the company produces for its fencing products.

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Fence-U-In is testing the breaking strength of the chain links the company produces for its fencing products. Suppose a sample of five links is selected, with the following test results:

Produce the 90% confidence interval. Assume that the population of breaking strength values is approximately normal.

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Understanding Business Statistics

ISBN: 978-1118145258

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Authors: Stacey Jones, Tim Bergquist, Ned Freed

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Question Posted: Jul 16, 2015 05:12 PM

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Fence-U-In is testing the breaking strength of the chain links the company produces for its fencing products.

Question:

Link No. Breaking Strength (in pounds) 840 820 790 850 700

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Understanding Business Statistics

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