The weekly demand (in cases) for a particular brand of automatic dishwasher detergent for a chain of
Question:
a. Construct a time series plot. What type of pattern exists in the data?
b. Use a three-week moving average to develop a forecast for week 11.
c. Use exponential smoothing with a smoothing constant of α = .2 to develop a forecast for week 11.
d. Which of the two methods do you prefer? Why?
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Related Book For
Statistics For Business And Economics
ISBN: 9780538481649
11th Edition
Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams
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