This will be accomplished simply by calculating the Absolute Error (AE), Root Mean Square Error (RMSE), and Root Mean Square Log Error (RMSLE).Firstly, I would like to start by showing the summary of each model forecast of Total Attendances (TA) for the 12 months..Then, comparing the real/actual 3 months statistics with the predicted forecast:Now, let’s take the first 3 months values of each model and compare them with the actual Total Attendances (TA) data from NHS website:Bar and Scatter plots for all models against actual TA value:The thick black line is the actual TA values and we can see that all models’ trends are behaving the same as TA.. More details