Consider the following sample data, consisting of 20 observations a Use the 3 period moving average to make forecasts and compute the resulting MSE and MAD b Use the exponential smoothing method to make forecasts with 0 4 Compute the resulting MSE and MAD c Use the preferred method to make a forecast for period 21 1 23 456 789 10 14 1712 16 18 16 15 19 23 23 11 12 13 14 15 16 17 18 19 20 18 1919 21 21 25 23 26 23 20 Yt yt

Question: Consider the following sample data, consisting of 20 observations. a. Use the 3-period moving average to make forecasts and compute the resulting MSE and MAD.

Consider the following sample data, consisting of 20 observations.

a. Use the 3-period moving average to make forecasts and compute the resulting MSE and MAD.
b. Use the exponential smoothing method to make forecasts with Î± = 0.4. Compute the resulting MSE and MAD.
c. Use the preferred method to make a forecast for period 21.

1 23 456 789 10 14 1712 16 18 16 15 19 23 23 11 12 13 14 15 16 17 18 19 20 18 1919 21 21 25 23 26 23 20 Yt yt

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