Two tests are made of the compressive strength of each of 6 samples of poured concrete. The

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Two tests are made of the compressive strength of each of 6 samples of poured concrete. The force required to crumble each of 12 cylindrical specimens, measured in kilograms, is as follows:

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Test at the 0.05 level of significance whether these samples differ in compressive strength.

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Probability And Statistics For Engineers

ISBN: 9780134435688

9th Global Edition

Authors: Richard Johnson, Irwin Miller, John Freund

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Question Posted: Apr 27, 2024 07:02 AM

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Two tests are made of the compressive strength of each of 6 samples of poured concrete. The

Question:

Sample A B C D E F Test 1 110 125 98 95 104 115 Test 2 105 130 107 91 96 121

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Probability And Statistics For Engineers

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