Question

The following table contains the demand from the last 10 months:
Month Actual
Demand
1 ............. 31
2 ............ 34
3 ............. 33
4 ............. 35
5 ............. 37
6 ............. 36
7 ............. 38
8 ............. 40
9 ............. 40
10 ............. 41


Calculate the single exponential smoothing forecast for these data using an α of .30 and an initial forecast (F 1) of 31.
Calculate the exponential smoothing with trend forecast for these data using an α of .30, a δ of .30, an initial trend forecast (T 1) of 1, and an initial exponentially smoothed forecast (F 1) of 30.
Calculate the mean absolute deviation (MAD) for each forecast. Which is best?



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  • CreatedApril 09, 2014
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