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Given the following time series Yt: (a) Examine the stationarity of Yt. (b) Apply a number of steps to calculate the mean and variance of

Given the following time series Yt:

(a) Examine the stationarity of Yt.

(b) Apply a number of steps to calculate the mean and variance of Yt

Question 2 Given the following time series Y: Y = 1.5 + Yt-1+ Et (a) Examine the stationarity of Y. (5 marks) (b) Apply a number of steps to calculate the mean and variance of Y, (10 marks)

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