In the Exponential Smoothing (ES) Technique, the Value of Alpha

Multiple Choice

In the exponential smoothing (ES) technique, the value of alpha, the smoothing constant:

A) may assume any non-negative value.
B) determines the forecasting model's responsiveness to abrupt changes.
C) typically is at the higher end in the range of possible values.
D) is preset by the analyst and not subject to validity testing.