Using $=0\mathrm{.}4$ and the following data, compute exponential smoothing forecasts for periods $2$ through $8.$

Note: Round your intermediate calculations and final answers to $2$ decimal places.

Period:$1234567$Forecast:$10$Actual demand:$14171618151816$

Using $\backslash ($ a$=0\mathrm{.}4\backslash )$ and the following data, compute exponential smoothing forecasts for periods $2$ through $8.$ Note: Round your intermediate calculations and final answers to $\backslash (\backslash$mathbf$\{2\}\backslash )$ decimal places.

Click here for the Excel Data File