ARIMA

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     a) determine if eah of the above series is white Noise.                                                                                                                                   b)   determine if each of the above series is stationary.                                                                                                                                                  c)If a   series is not stationary, change it series to stationary. How many   differencing is necessary to change the data into a stationary process?    

  • 8 years ago
  • 10
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