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hamatto
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What is the difference between a causal model and a time- series model? Give an example of when each would be used.
What are some of the problems and drawbacks of the moving average forecasting model?
How do you determine how many observations to average in a moving average model?
How do you determine the weightings to use in a weighted moving average model?
 

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  • Posted on Jul 21, 2011 at 11:07:40PM
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kefrylangel
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Preview: ... ot forecast trend well Require much historical data How do you determine how many observations to average in a moving average model? Using the average of a number of adjoining data points or periods. This averaging process uses overlapping observations to generate averages. Suppose a forecaster wants to generate three-period moving averages. The forecaster would take the first three observations of the time series and calculate the average. Then, the forecaster would drop the first observation and calculate the average of the next three observations. This pro ...
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