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ARIMA/GARCH accuracy 1. How to test accuracy for ARIMA? Is it mean squared error applied to tune parameter? 2. For GARCH, it measure variance. Do
ARIMA/GARCH accuracy
1. How to test accuracy for ARIMA? Is it mean squared error applied to tune parameter?
2. For GARCH, it measure variance. Do we measure mean square error on variance to tune parameter?
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