In Problem 13.4 on page 436, you used the percentage of alcohol to predict wine quality. The

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In Problem 13.4 on page 436, you used the percentage of alcohol to predict wine quality. The data are stored in VinhoVerde . For these data, SYX = 0.9369 and hi = 0.024934 when X = 10.

a. Construct a 95% confidence interval estimate of the mean wine quality rating for all wines that have 10% alcohol.

b. Construct a 95% prediction interval of the wine quality rating of an individual wine that has 10% alcohol.

c. Explain the difference in the results in (a) and (b).

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Statistics For Managers Using Microsoft Excel

ISBN: 9780134173054

8th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

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Question Posted: Jan 25, 2017 07:50 AM

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In Problem 13.4 on page 436, you used the percentage of alcohol to predict wine quality. The

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a 49741 5568984094 b 33645 7178609919 c Part b provides a prediction interval for the indiv...View the full answer

Statistics For Managers Using Microsoft Excel

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