Consider the following simple AR(1) model (6.71) (1) Calculate the (unconditional) mean of yt . For the
Question:
Consider the following simple AR(1) model
(6.71)
(1) Calculate the (unconditional) mean of yt
.
For the remainder of the question, set the constant to zero (μ = 0)
for simplicity.
(2) Calculate the (unconditional) variance of yt
.
(3) Derive the autocorrelation function for this process.
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