Q. I use Excel to do traditional linear forecasting, but I would like to upgrade to exponential smoothing for more accurate forecasts. Is there a way to do this in Excel? A. Accurate forecasting is ...

In the STEPAR method, PROC FORECAST first fits a time trend model to the series and takes the difference between each value and the estimated trend. (This process is called detrending.) Then, the ...

Efficient supply chain management relies on accurate demand forecasting. Typically, forecasts are required at frequent intervals for many items. Forecasting methods suitable for this application are ...