What is a measurement of how well a forecast is predicting actual values? What does it mean if the measurement is positive? What does it mean if it is negative? How is this measurement used once it is calculated
Expert Answer
The measurement of how well a forecast is predicting actual values is called tracking signal.
Tracking Signal = Accumulated Forecast Errors / Mean Absolute Deviation
Tracking signal is a measure used to value if the real request does not mirror the presumptions in the figure about the level and maybe slant in the request profile. In Statistical Process Control, individuals
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