In the Context of a Fairly Stable Time Series with Relatively

question 1

Multiple Choice

In the context of a fairly stable time series with relatively little random variability, which of the following statements is true of single exponential smoothing (SES) ?

• A) Values of the smoothing constant larger than 0.5 place more emphasis on recent data.
• B) Exponential smoothing models completely forget past data if the smoothing constant is strictly between 0 and 1.
• C) Typical values for the smoothing constant are in the range of 1 to 1.5.
• D) Values of the smoothing constant smaller than 0.1 allow a forecast to react faster to changing conditions.

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Sales Promotion

A marketing strategy employing short-term incentives to encourage the purchase or sale of a product or service.