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MCS,MBA(IT), Pursuing PHD
Devry University
Sep-2004 - Aug-2010
Assistant Financial Analyst
NatSteel Holdings Pte Ltd
Aug-2007 - Jul-2017
8. Â Â Â
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The following table shows predicted product demand using your particular forecasting method along with the actual demand that occurred: |
Â
| FORECAST | ACTUAL |
| 1,475 Â Â Â Â Â Â Â Â | 1,525 Â Â Â Â Â Â Â Â |
| 1,375 Â Â Â Â Â Â Â Â | 1,475 Â Â Â Â Â Â Â Â |
| 1,675 Â Â Â Â Â Â Â Â | 1,575 Â Â Â Â Â Â Â Â |
| 1,725 Â Â Â Â Â Â Â Â | 1,625 Â Â Â Â Â Â Â Â |
| 1,775 Â Â Â Â Â Â Â Â | 1,675 Â Â Â Â Â Â Â Â |
Â
| 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.) |
Â
|  Period | Forecast | Actual |   Deviation |         Running Sum         of Forecast Errors |
     Absolute      Deviation |
        Sum of         Absolute Deviation |        Mean         Absolute Deviation |
      Tracking Signal |
| 1 | 1,475 Â Â Â Â Â Â | 1,525Â Â Â Â Â | Â Â | Â Â Â Â Â Â | Â Â | Â Â | Â Â | Â Â |
| 2 | 1,375Â Â Â Â Â Â Â | 1,475Â Â Â Â Â | Â Â | Â Â Â Â Â Â | Â Â | Â Â | Â Â | Â Â |
| 3 | 1,675Â Â Â Â Â Â Â | 1,575Â Â Â Â Â | Â Â | Â Â Â Â Â Â | Â Â | Â Â | Â Â | Â Â |
| 4 | 1,725Â Â Â Â Â Â Â | 1,625Â Â Â Â Â | Â Â | Â Â Â Â Â Â | Â Â | Â Â | Â Â | Â Â |
| 5 | 1,775Â Â Â Â Â Â Â | 1,675Â Â Â Â Â | Â Â | Â Â Â Â Â Â | Â Â | Â Â | Â Â | Â Â |
References Wo
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