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Table 9 Residuals comparison between three models during 8 weeks

From: Hospital daily outpatient visits forecasting using a combinatorial model based on ARIMA and SES models

Time series data Residuals comparison ARIMA SES Combinatorial
EOV Mean of residual 0.6625 0.4801 0.0504
Standard deviation of residual 26.9557 30.1864 26.6696
ROV Mean of residual −1.5736 0.4905 −0.8760
Standard deviation of residual 24.7444 24.5082 22.5943