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The following table shows the actual demand observed over the last 11 years: This exercise contains only parts b,c, and d. b) Using the 3-year
The following table shows the actual demand observed over the last 11 years: This exercise contains only parts b,c, and d. b) Using the 3-year moving average, provide the forecast from periods 4 through 12 (round your responses to one decimal place). c) Using the 3-year weighted moving average with weights 0.15,0.25, and 0.60 , using 0.60 for the most recent period, provide the forecast from periods 4 through 12 (round your responses to two decimal places). d) Mean absolute deviation for the forecast developed using the 3-year moving average is 2.39 and for the 3-year weighted moving average is 2.41 . Based on this information, the better forecast is achieved using the approach
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