095. Irregular Variation

Having isolated the other three components of a time series, little more need be said about irregular variations. Suffice it to say that it is often possible to smooth out and effectively eliminate them by using a moving average.

Figure 8.6 portrays the relationship between the various forecasting tools. The methods in this chapter are by no means exhaustive. There are many other techniques, some considerably more sophisticated than those examined here, that can be used to provide accurate forecasts.

Figure 8.6 - Methods of forecasting

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