Forecast of future trends
To forecast future trends, you can use the Excel Forecast Sheet option – it’s the fastest and easiest way to see what’s going to happen in the future based on historical data. It uses the FORECAST.ETS function which, in addition to calculating the trend, can also fill in the missing data or recognize the seasonality of the data, and it also uses the FORECAST.ETS.CONFINT function to calculate the confidence interval. How to make a forecast manually?