Suppose that four normal populations have common variance 2 25 and means 1 50, 2

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Suppose that four normal populations have common variance 2 25 and means 1 50, 2 60, 3 50, and 4 60.

How many observations should be taken on each population so that the probability of rejecting the hypothesis of equality of means is at least 0.90? Use 0.05.

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Applied Statistics And Probability For Engineers

ISBN: 9780470053041

5th Edition

Authors: Douglas C. Montgomery, George C. Runger

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Question Posted: Nov 07, 2024 07:00 AM

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Suppose that four normal populations have common variance 2 25 and means 1 50, 2

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Applied Statistics And Probability For Engineers

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