2. The following tabulations are actual sales of units for six months. (assume F? = A?) a. Calculate forecasts for the remaining five months using simple exponential smoothing with a = 0.2 b. Calculate MAD for the forecasts Jan Feb March April May June Actual (At) 110 104 116 110 98 124 Forecast (Ft) (Please provide detailed steps of your solution for part a and b.)

2. The following tabulations are actual sales of units for six months. (assume F 1 ? = A 1 ? ) a. Calculate forecasts for the remaining five months using simple exponential smoothing with ? = 0.2 b. Calculate MAD for the forecasts (Please provide detailed steps of your solution for part a and b.)