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 1 2 4 4 5 6 7 8 9 10 11 Actual Demand 53 52 50 53 53 54 56 55 55 54 53 a = 0.2 a = 0.4 Period Forecast Forecast 1 2 53.00 53.00 3 4 54.60 50.00 53.00 5 6 7 8 9 10 11 12