In Problem 12.4 on page 423, you used the percentage of alcohol to predict wine quality. The
Question:
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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a 49741 Y X 10 5568984094 b 33645 Y X 10 7178609919 c Part b provides a prediction interval ...View the full answer
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Related Book For 
Business Statistics A First Course
ISBN: 9780321979018
7th Edition
Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan
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