Supermarket: Prices Harpers Index reported that 80% of all supermarket prices end in the digit 9 or

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Supermarket: Prices Harper’s Index reported that 80% of all supermarket prices end in the digit 9 or 5.

Suppose you check a random sample of 115 items in a supermarket and fi nd that 88 have prices that end in 9 or 5.

Does this indicate that less than 80% of the prices in the store end in the digits 9 or 5? Use a 5 0.05.

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Understanding Basic Statistics

ISBN: 9781305548893

7th Edition

Authors: Charles Henry Brase, Corrinne Pellillo Brase

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Question Posted: Aug 30, 2024 06:03 AM

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Supermarket: Prices Harpers Index reported that 80% of all supermarket prices end in the digit 9 or

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Understanding Basic Statistics

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