Given the following demand data, compute a simple exponential smoothing forecast for alpha values of 0.3 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 2 55 54 4 52 4 54 5 51 6 53 521 8 50 9 49 10 48 11 47 a=0.3 a=0.4 Period Forecast Forecast 1 2 3 4 5 6 7 8 9 10 11 12 < Prev 4 of 7 Next >