Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table: Year Registrations (000) 1 3.00 2 6.00 3 3.00 4 4.00 5 9.00 6 8.00 7 6.00 8 9.00 9 12.00 10 11 12.00 12.00 a) Calculate the forecasted registrations for years 2 through 12 using exponential smoothing, with a smoothing constant (a) of 0.30 and a starting forecast of 5.00 for year 1 (round your responses to one decimal place): Year Forecast (000) 1 5.00 2 4.4 3 4.9 4 4.3 5 4.2 6 5.7 7 6.4 8 6.3 9 7.1 10 8.6 11 9.6 12 10.3 b) Mean absolute deviation based on the forecast developed using the exponential smoothing method (with a smoothing constant (a) = 0.30 and a starting forecast of F4 = 5.00) is registrations (round your response to one decimal place)