1. Which of the following can be used to monitor a forecast to see if it is biased high or low?
A. a tracking signal
B. the mean absolute deviation (MAD)
C. the mean absolute percentage deviation (MAPD)
D. a linear trend line model
2. The closer the smoothing constant, is to 0 (zero)
A. the greater the reaction to the most recent demand.
B. the greater the dampening, or smoothing, effect.
C. the more accurate the forecast.
D. the less accurate the forecast.