Given the following data, use exponential smoothing with = 0.2 and = 0.5 to generate

Given the following data, use exponential smoothing with α = 0.2 and α = 0.5 to generate forecasts for periods 2 through 6.

Use MAD and MSE to decide which of the two models produced a better forecast.

Period Actual Forecast 1 14 17 2 16 3 16 4 11 5 12 6 17