Two-factor Exponential Smoothing Alpha Beta 30 .50 Data Smoothed + Trend Forecast Error 14.3 4.3 16 18.1 4.0 19 -3.0 23 22.3 4.1 22 1.0 30 27.2 4.5 26 4.0 JOUAWN- 35 32.9 5.1 32 3.0 33 36.5 4.4 38 -5.0 39 40.4 4.1 41 -2.0 44 45 -1.0 1. Develop a forecast for period 9 using the model provided. 2. Develop a foreccast for period 10 using a three-period moving average model. 3. Calculate the tracking signal for period 6, using period 2 as your base. 4. Comment on the appropriateness of using a Two-faxctor Exponential Smoothing model for this data