Please help solve question 3

The following table shows the actual demand observed over the last 11 years: Year 1 2 3 4 5 6 7 8 9 10 11 Demand 8 9 4 7 13 7 13 12 8 11 8 Using exponential smoothing with a = 0.50 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 7 8 9 10 11 12 Forecast 7.0 7.5 8.3 6.2 6.6 9.8 8.4 10.7 11.4 9.7 10.4 9.2 Provide the forecast from periods 2 through 12 using the naive approach (enter your responses as whole numbers). Year 2 3 4 5 6 7 8 9 10 11 12 Forecast