Help to explain about business forecasting , example if a sample ACF and PACF plot of a series is given,. Appraise the patterns and judge which ARIMA model fit the series. Help to show how to perform top down reconciliation hierarchy forecasting etc.
Hello sir ! We are a group of expert, each with a master's degree in economics and statistics , we have a good experience and brilliant skills in statistical analysis and timeseries using Eviews or R Programming Langu Daha Fazla