8. Supermarket Prices In Exercise 24 (Section 11.4), we compared the regular prices at four different grocery

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8. Supermarket Prices In Exercise 24 (Section 11.4), we compared the regular prices at four different grocery stores for eight items purchased on the same day. The prices are listed in the table.

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a. Does the distribution of the prices differ from one supermarket to another? Test using the Friedman F -test r with a 5.05.

b. Find the approximate p-value for the test and interpret it.

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Introduction To Probability And Statistics

ISBN: 9780357114469

15th Edition

Authors: William Mendenhall Iii , Robert Beaver , Barbara Beaver

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Question Posted: Sep 06, 2024 09:00 AM

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8. Supermarket Prices In Exercise 24 (Section 11.4), we compared the regular prices at four different grocery

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Introduction To Probability And Statistics

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