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Given the following demand data, compute a simple exponential smoothing forecast for alpha values of 0.1 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 tal Demand 1 2 4 39 40 61 3 38 39 41 40 40 37 39 11 G01 04 Forecast Porin Forest 1 2 4 5