Question: Problem 18-23 (Algo) After using your forecasting model for six months, you decide to test it using MAD and a tracking signal. Here are the
Problem 18-23 (Algo)
After using your forecasting model for six months, you decide to test it using MAD and a tracking signal. Here are the forecast and actual demands for the six-month period:
| PERIOD | FORECAST | ACTUAL |
| May | 455 | 510 |
| June | 505 | 510 |
| July | 555 | 410 |
| August | 625 | 480 |
| September | 665 | 680 |
| October | 675 | 620 |
a. Find the tracking signal. (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.)
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