Question: b. Explain what stylised shapes would be expected for the autocorrelation and partial autocorrelation functions for the following stochastic processes: (10 marks) white noise an

b. Explain what stylised shapes would be expected for the autocorrelation

b. Explain what stylised shapes would be expected for the autocorrelation and partial autocorrelation functions for the following stochastic processes: (10 marks) white noise an AR(2) an MA(1) an ARMA (2,1)

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