Question: (20 Points) Forecasting QUESTION 2: Given the following data Year 1 2 3 4 5 Demand 74 90 59 91 140 98 110 123 99

(20 Points) Forecasting QUESTION 2: Given the following data Year 1 2 3 4 5 Demand 74 90 59 91 140 98 110 123 99 6 7 S 9 a) Calculate the Nave and three-year moving averages for years 4 through 10. b) Use MAD to determine which method gives more accurate forecast. 20
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