Problem 4.3a The following table shows the actual demand observed over the last 11 years: 1 2 3 4 5 6 7 8 9 10 11 Year Demand 8 9 4 10 11 9 11 12 8 13 8 Using exponential smoothing with a = 0.30 and a forecast for year 1 of 7.0, provide the forecast from periods 2 through 12 (round your responses to one decimal place). Year 1 2 3 4 5 6 8 9 10 11 12 9.44 10.21 9.55 10.58 9.81 Forecast 7.0 7.3 7.81 6.67 7.67 8.67 8.77 Provide the forecast from periods 2 through 12 using the naive approach (enter your responses as whole numbers). 2 3 4 5 6 7 8 9 10 11 12 Year Forecast