Statistical forecasting is based upon the assumption that the future will be an extrapolation of the past.
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Q49: A group of international experts published a
Q50: Trends are characterized by repeatable periods of
Q51: Random variation is the unexplained deviation of
Q52: In forecasting, irregular variation that is explainable
Q53: A long-range forecast typically covers a planning
Q55: Long-range forecasts expressed in sales dollars are
Q56: Irregular variation and random variation both refer
Q57: The smoothing constant, α, used in the
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Q59: Better operational decisions can be made by
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