Excel Forecast Ets Confint Function
Example In the example shown above, the formula in cell E13 is: where sales (C5:C12), periods (B5:B12), and confidence (J4) are named ranges. With these inputs, the FORECAST.ETS.CONFINT returns 198.92 in cell E13. This formula is copied down the table, and the resulting confidence interval values in column “CI” are used to calculate the upper and lower bounds of the forecast, as explained below. The forecast value in cell D13 is calculated with the FORECAST....