The following table lists a portion of the University of Michigans Consumer Sentiment Index. This index is
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The following table lists a portion of the University of Michigan’s Consumer Sentiment Index. This index is normalized to have a value of 100 in 1965 and is used to record changes in consumer morale.
a. Plot and interpret the series.
b. Calculate and interpret seasonal indices for the series.
c. Estimate linear, quadratic, and cubic trend models to the seasonally adjusted data. Select the best fitting model.
d. Use decomposition analysis to make a forecast for November and December of 2010.
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Related Book For
Business Statistics Communicating With Numbers
ISBN: 9781259957611
3rd Edition
Authors: Sanjiv Jaggia
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