Question

A grocery store sells the following number of frozen turkeys during the one-week period prior to Thanksgiving:
Turkeys Sold
Monday ......... 80
Tuesday ......... 53
Wednesday ......... 65
Thursday .......... 43
Friday ........... 85
Saturday ......... 101
a. Prepare a forecast of sales for each day, starting with F1 = 85 and α = .2.
b. Compute the MAD and the tracking signal for the data given above in each period. Use MAD0 = 0.
c. On the basis of the criteria given in the text, are the MAD and tracking signal within tolerances?
d. Recompute parts a and b using α = .1, .3, and .4. Which value of α provides the best forecast?


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  • CreatedSeptember 20, 2015
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