Question: Problem 3-21 The following table shows predicted product demand using your particular forecasting method along with the actual demand that occurred: ACTUAL 1,532 1,480 FORECAST

Problem 3-21 The following table shows predicted product demand using your particular forecasting method along with the actual demand that occurred: ACTUAL 1,532 1,480 FORECAST 1,482 1,382 1,682 1,735 1,785 1,582 1,632 1,682 a. Compute the tracking signal using the mean absolute deviation and running sum of forecast errors. (Negative values should be indicated by a minus sign. Round your "Mean Absolute Deviation", "Tracking Signal" to 2 decimal places and all other answers to the nearest whole number.) Sum of Absolute Deviation Deviation Absolute Deviation RSFE MAD TS Period Forecast Actual 1 1,482 1,532 2 1,382 1,480 3 1,682 1,582 4 1,735 1,632 5 1,785 1,682
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