b-1. Use the 3-period moving average to make in-sample forecasts. (Round intermediate calculations to at least 4 decimal places and final answers to 2 decimal places.) t Yt 14 8. 14 4 11 12 6. 12 9. 12 10 11 b-2. Compute the resulting MSE and MAD. (Round intermediate calculations to at least 4 decimal places and final answers to 2 decimal places.)

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