Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table: 55 a) Calculate the forecasted registrations for years 2 through 12 using exponential smoothing, with a smoothing constant ( ) 0.30 and a starting forecast of 4.00 for year 1 (round your responses to one decimal place): b) Mean absolute deviation based on the forecast developed using the exponential smoothing method (with a smoothing constant ()=0.30 and a starting forecast of F1=4.00 ) is registrations (round your response to one decimal place)