Exponential Smoothing. Use Excel Spreadsheet $($Copy the table below and Paste it into Excel$).$ The following tabulations are actual sales of units for six months and a starting forecast in January. $($F$1$: initial forecasting value, in this case, FJan$=77)$

Calculate forecasts for May using exponential smoothing with alpha $=0\mathrm{.}4.$ Round your answer to the nearest whole number.

Actual Forecast $($ES with alpha $=0\mathrm{.}4)$

January $9777$

February $93$

March $100$

April $75$

May $79?$

June $108$

Question $8$ options:

$93$

$77$

$86$

$83$