To optimize your forecast, whether moving average, exponential smoothing or other form, you need to calculate and evaluate MAD, MSE, RMSE, and MAPE. With Excel 2016, this is easy to do.

[embedyt] http://www.youtube.com/watch?v=H_N5_vxs8Tg[/embedyt]

Open the Excel workbook here MAP MSE MAPE

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James Thompson says

Thanks for the help, professor!

senghour khim says

Amazing!