You are using exponential smoothing on an annual time series concerning total revenues (in $millions). You decide

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You are using exponential smoothing on an annual time series concerning total revenues (in $millions). You decide to use a smoothing coefficient of W = 0.20, and the exponentially smoothed value for 2015 is E2013 = (0.20)(12.1) + (0.80)(9.4).
a. What is the smoothed value of this series in 2015?
b. What is the smoothed value of this series in 2016 if the value of the series in that year is $11.5 million?
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Statistics For Managers Using Microsoft Excel

ISBN: 9780134173054

8th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

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