Given the following demand data, compute a simple exponential smoothing forecast for alpha values of 0.2 and 0.4. Use the actual value in Period 1 as your starting forecast in Period 2. (Round all your calculations to two decimal points.) Period Actual Demand 1 57 Z 57 4 58 4 55 5 52 6 51 7 50 8 49 9 46 10 43 11 41 a=0.2 Forecast a=0.4 Forecast Period 1 2 3 4 5 6 7 8 9 4 A 5. EDGE 58 55 52 51 50 49 46 43 41 10 11 Q=0.4 a=0.2 Forecast Forecast Period 1 2 3 . 5 6 - 7 8 9 10 11 12