Modeling of the COVID-19 Cases in Gulf Cooperation Council Countries Using ARIMA and MA-ARIMA Models

Table 11

Estimated parameters and their standard errors of the best models among the classical ARIMA and k^th MA-ARIMA fitting death cases in each country.

Country	Model	Coeff.	AR				MA
			KSA	2^nd SMA-ARIMA (3,1,1)	Value	−0.535^3	−0.082^1	−0.151^3	-	1.000^3	-	-	-
s.e.	0.054	0.048			0.054	-	0.009	-	-	-
UAE	3^rd SMA-ARIMA (0,1,3)	Value	-	-	-	-	0.329^3	0.291^3	-0.680^3	-
		s.e.	-	-	-	-	0.040	0.041	0.041	-
Kuwait	4^th WMA-ARIMA (2,1,3)	Value	1.104^3	-0.705^3	-	-	−0.947^3	0.517^3	−0.117^1	-
		s.e.	0.090	0.111	-	-	0.101	0.131	0.067	-
Qatar	3^rd WMA-ARIMA (0,1,3)	Value	-	-	-	-	−0.255^3	−0.218^3	−0.252^3	-
		s.e.	-	-	-	-	0.051	0.060	0.054	-
Bahrain	3^rd SMA-ARIMA (0,1,3)	Value	-	-	-	-	0.126^3	0.158^3	−0.850^3	-
		s.e.	-	-	-	-	0.029	0.029	0.029	-
Oman	3^rd SMA-ARIMA (0,1,3)	Value	-	-	-	-	0.1789^3	0.159^3	−0.819^3	-
		s.e.	-	-	-	-	0.0294	0.034	0.0339	-

Note.¹Significant at the 0.10 level. ²Significant at the 0.05 level. ³Significant at the 0.01 level.