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

Figure 5

Residuals’ ACF from the best models confirmed, recovery, and death cases in each country. (a) Residuals’ ACF from the 2^nd WMA-ARIMA (2,1,3) confirmed cases in KSA. (b) Residuals’ ACF from the 3^rd WMA-ARIMA (2,1,2) recovery cases in KSA. (c) Residuals’ ACF from the 2^nd SMA-ARIMA (3,1,1) death cases in KSA. (d) Residuals’ ACF from the 5^th EWMA-ARIMA (2,1,3) confirmed cases in UAE. (e) Residuals’ ACF from the 4^th SMA-ARIMA (0,1,4) recovery cases in UAE. (f) Residuals’ ACF from the 3^rd SMA-ARIMA (0,1,3) death cases in UAE. (g) Residuals’ ACF from the 4^th WMA-ARIMA (3,1,2) confirmed cases in Kuwait. (h) Residuals’ ACF from the 3^rd SMA-ARIMA (0,1,3) recovery cases in Kuwait. (i) Residuals’ ACF from the 4^th WMA-ARIMA (2,1,3) death cases in Kuwait. (j) Residuals’ ACF from the 2^nd EWRIMA (1,1,3) confirmed cases in Qatar. (k) Residuals’ ACF from the 3^rd WMA-ARIMA (2,1,3) recovery cases in Qatar. (l) Residuals’ ACF from the 3^rd WMA-ARIMA (0,1,3) death cases in Qatar. (m) Residuals’ ACF from the 5^th EWMA-ARIMA (4,1,1) confirmed cases in Bahrain. (n) Residuals’ ACF from the 3^rd SMA-ARIMA (1,1,4) recovery cases in Bahrain. (o) Residuals’ ACF from the 3^rd SMA-ARIMA (0,1,3) death cases in Bahrain. (p) Residuals’ ACF from the 4^th WMA-ARIMA (2,1,2) confirmed cases in Oman. (q) Residuals’ ACF from the 4^th WMA-ARIMA (2,1,2) recovery cases in Oman. (r) Residuals’ ACF from the 3^rd SMA-ARIMA (0,1,3) death cases in Oman.