Problem 4.10ab A Question Help > Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table: 2 3 4 6 8 9 10 Year Registrations (000) 1 5.0 5 9.0 7 7.0 11 12.0 6.0 3.0 5.0 7.0 11.0 11.0 14.0 This exercise contains only parts a and b. > a) Using a 3-year moving average, the forecasted registrations (in thousands) for years 4 through 12 are (round your responses to one decimal place): Year 4 5 6 7 8 9 10 11 12 Forecast