Question: Consider the following sample data, consisting of 20 observations. a. Construct a 5-period moving average and plot it along with the actual series. Comment on

Consider the following sample data, consisting of 20 observations.

a. Construct a 5-period moving average and plot it along with the actual series. Comment on smoothing.
b. Use the 5-period moving average to make forecasts and compute the resulting MSE and MAD.

c. Make a forecast for period 21.

1 23 4 56 7 89 10 27 35 38 33 34 39 40 38 48 35 11 1213 14 15 16 17 18 19 20 37 38 35 44 40 37 30 39 34 45 yt Yt

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