A Apply Exponential Smoothing with W = 0 B Draw the Time Series and the Two Sets of =

question 17

Essay

a. Apply exponential smoothing with w = 0.1 and w = 0.8 to help detect the components of the following time series. $$\begin{array} { c c } \text { Period } t & \text { yt } \\\hline 1 & 40 \\2 & 45 \\3 & 44 \\4 & 47 \\5 & 48 \\6 & 50 \\7 & 52 \\8 & 51 \\9 & 48 \\10 & 47\end{array}$$ b. Draw the time series and the two sets of exponentially smoothed values. Does there appear to be a trend component in the time series?

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