Additional Problem 03-07 (Algo) 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 4 5 Actual Demand 55 56 54 54 53 52 53 51 53 53 55 6 8 9 10 11 a = 0.2 a = 0.4 Forecast Period Forecast 1 2 3 4 5 6 7 8 9 10 11 12