Given the following demand data, compute a simple exponential smoothing forecast for alpha values of 0.2 and 0.5. 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 59 61 60 58 55 55 55 55 53 53 52 Answer is complete but not entirely correct. a = 0.2 a = 0.5 Period Forecast Forecast 1 2 59.00 59.00 60.00 3 59.40 4 59.52 60.00 5 59.22 59.00 6 58.37 X 57.00 7 56.00 57.70 57.16 8 55.50 9 56.73 55.25 OOO 10 55.98 54.13 11 55.39 X 53.56 X 12 54.71 52.78