In Problem 12.5 on page 424, you used the summated rating to predict the cost of a

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In Problem 12.5 on page 424, you used the summated rating to predict the cost of a restaurant meal. Perform a residual analysis for these data (stored in Restaurants). Evaluate whether the assumptions of regression have been seriously violated.

In Problem 12.5

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Based on the residual plot there does not appear to ...View the full answer

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Business Statistics A First Course

ISBN: 9780321979018

7th Edition

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

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Question Posted: Jul 16, 2015 09:52 PM

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In Problem 12.5 on page 424, you used the summated rating to predict the cost of a

Question:

Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept -46.7718 8.6746 -5.3918 0.0000 -63.9863 -29.5573 Summated Rating 1.4963 0.1379 10.8524 0.0000 1.2227 1.7699

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Based on the residual plot there does not appear to ...View the full answer

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