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Industrial Engineering Miscellaneous

Industrial Engineering

  1. In simple exponential smoothing forecasting, to give higher weightage to recent demand information, the smoothing constant must be close to
    1. – 1
    2. zero
    3. 0.5
    4. 1.0
Correct Option: D

We know that ft = ft-1 + α(Dt – ft-1)
= ft-1 (1 – α) + Dt
For, ft = Dt
1 – α = 0
⇒ α = 1
Conclusion:
It is showing the limit of responsiveness



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