Consider the following time series: a. Construct a time series plot. What type of pattern exists in
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a. Construct a time series plot. What type of pattern exists in the data?
b. Use an Excel or LINGO model with dummy variables as follows to develop an equation to account for seasonal effects in the data. Qtr1 = 1 if Quarter 1, 0 otherwise; Qtr2 = 1 if Quarter 2, 0 otherwise; Qtr3 = 1 if Quarter 3, 0 otherwise.
c. Compute the quarterly forecasts for nextyear.
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a The time series plot shows a horizontal pattern But th...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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