Table 4. Accuracy of different time series models for predicting cumulative deaths.

Method	RMSE	MAE
SES	50.66	32.81
Mean	1059.08	843.06
Naïve	50.87	33.08
Seasonal Naïve	334.86	223.71
Drift	38.64	30.13
Holt’s Linear Trend	12.95	7.25
Damped Trend	14.67	7.99
Holt-Winter’s Additive	12.90	7.54
Damped Holt-Winter’s Multiplicative	1096.68	511.64
ETS(A,A,N)	12.88	7.25
ARIMA(0,2,1)	12.87	7.24