Consider the following single exponential smoothing model: St = Xt + (1- ) St-1
You are given the following data:
=0) 1, Xt=0.5,St-1=0.2 If we believe that the true DGP can be approximated by the exponential smoothing model, what would be an appropriate 2-step ahead forecast for X? (i.e. a forecast of Xt+2 made at time t)
A) 0.2
B) 0.23
C) 0.5
D) There is insufficient information given in the question to form more than a one step ahead forecast.
Correct Answer:
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