Automobile unit sales at B. J. Scott Motors, Inc., provided the following 10-year time series: a. Construct
Question:
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a. Construct a time series plot. Comment on the appropriateness of a linear trend.
b. Using Excel Solver or LINGO, develop a quadratic trend equation that can be used to forecast sales.
c. Using the trend equation developed in part (b), forecast sales in year 11.
d. Suggest an alternative to using a quadratic trend equation to forecast sales.Explain.
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a A linear trend is not appropriate b The following output shows the results of using Exc...View the full answer
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Related Book For 
An introduction to management science quantitative approaches to decision making
ISBN: 978-1111532222
13th edition
Authors: David Anderson, Dennis Sweeney, Thomas Williams, Jeffrey Cam
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