Based on the Durbin-Watson statistic, is there evidence of autocorrelation in these data? Use a linear trend

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Based on the Durbin-Watson statistic, is there evidence of autocorrelation in these data? Use a linear trend model.
Store, which has maintained monthly sales records for the past 48 months, with the following results:

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Business Statistics A Decision Making Approach

ISBN: 9780133021844

9th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry

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Question Posted: Dec 02, 2015 02:53 AM

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Based on the Durbin-Watson statistic, is there evidence of autocorrelation in these data? Use a linear trend

Question:

1457(6) 4( 855 S( 2 7 7 4 6 4 35 4 4 3 3 2 3 3 3 3 3 3 3 3 1-901 678 7 6 933 1469 () 1 2 3 4 5 6 7 8 Month Sales (S) 32.400 35,600 31,200 34.600 36.800 35,700 Month Sales (S) 37.500 40,000 43.200 46.700 50.100 52,100 37 (Jan) 38 39 43 46 48

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Test for autocorrelation using the DurbinWatson Statistic following Example 165 ...View the full answer

Business Statistics A Decision Making Approach

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