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please help to solve this Consider the following AR(1) model: yt = eta1 + 8t where e; is WN~(0,1). Derive the Yule-Walker equation and calculate

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please help to solve this

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Consider the following AR(1) model: yt = eta1 + 8t where e; is WN~(0,1). Derive the Yule-Walker equation and calculate the estimate of q given the following sample values: y1 = 4, y; = 1, y3 = 3 and y4 = 8. Note that T = 4. Be sure to Show all your workings. [7 marks]

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