The =forecast function works identically in Excel 2007 and Excel 2003. Select any blank cell (such as F2) and type = forecast and then use Ctrl+A to bring up the Function Arguments dialog box for the ...

From the straightforward FORECAST.LINEAR function, perfect for identifying linear trends, to the more nuanced FORECAST.ETS that accounts for seasonality, Excel offers a range of options to suit ...

Use the FORECAST Function: Apply FORECAST to predict a future value based on existing values and the linear trend. Specify the X Value: Enter the x-value for which you want to forecast the y-value.

forecast.linear Track trends When dealing with data analysis, especially when trends are involved, Excel's FORECAST.LINEAR (an upgraded version of FORECAST) function is very useful.

If you are using an older edition of Excel, and the Forecast Sheet tool and functions are not available to you, you can still adjust your forecast and boundary calculations for seasonality manually.