Refer to Exercise 13.25. Form first differences in the data and then regress the y differences on
Question:
a. Is there evidence in the residual plots of serial correlation?
b. Perform a Durbin Watson test for serial correlation. Does the test confirm your observations from the residual plots?
In exercise
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Related Book For
An Introduction To Statistical Methods And Data Analysis
ISBN: 9781305465527
7th Edition
Authors: R. Lyman Ott, Micheal T. Longnecker
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