Hi... I am trying to come up with a mathematical equation to match the predicted values from SAS output in excel using the parameter estimates from SAS output (such as MU etc). I need specific help when using MA(1) with input series. Any help would be greatly appreciated.
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Thanks for your response. But I am little confused when input variables need to be added. For example, the stationarity test is done on residual series and not on actual series. Any help would be greatly appreciated.
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