Question: The realized demand values and forecast values for a simple exponential smoothing model with alpha=.2 are provided in the table below. t Demand Forecast Values

The realized demand values and forecast values for a simple exponential smoothing model with alpha=.2 are provided in the table below. t Demand Forecast Values 1 751 751 2 741 751 3 728 749 4 4 773 745 5 718 751 6 752 744 7 736 746 00 768 744 9 729 749 10 777 745 The cumulative sum of the forecast errors is (Round to two decimals.) The mean absolute deviations is (Round to two decimals) Mean Squared Error is . (Round to two decimals) Mean Absolute Percent Error is (Round to two decimals.)

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