ARIMA MODEL IN PREDICTING OF COVID-19 EPIDEMIC FOR THE SOUTHERN AFRICA REGION.Background
 We select the best ARIMA model based on the log-likelihood, AIC, and BIC of the fitted models.


 The ARIMA (11,1,11) model for the complete data set was finally selected among ARIMA models based upon the parameter test and the Box-Ljung test.  The ARIMA(11,1,9) was the best candidate for the training set. 
ARIMA