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Question 2 Given the following time series Yr: Y = 1.5+ Y-1+ & (a) Examine the stationarity of Yr. (b) Apply a number of steps

Question 2 Given the following time series Yr: Y = 1.5+ Y-1+ & (a) Examine the stationarity of Yr. (b) Apply a number of steps to calculate the mean and variance of It

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