Question: C. a. Use double exponential smoothing to forecast sales through period 11 for the fol- lowing data. Use an a of 0.30, a of
C. a. Use double exponential smoothing to forecast sales through period 11 for the fol- lowing data. Use an a of 0.30, a of 0.50, an initial base of 29.0, and a trend of 1.0. b. Also calculate the tracking signal. PERIOD 123456TSSO 7 8 9 10 SALES 33 35 39 32 32 29 38 42 38 30
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