Question: Why is the last part incorrect? Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the

Why is the last part incorrect? Data collected onWhy is the last part incorrect?

Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table: 1 2 4 5 6 7 8 9 10 11 Year Registrations (000) 3 5.0 5.0 6.0 6.0 11.0 9.0 6.0 10.0 12.0 16.0 17.0 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): 4. 5 6 7 8 9 10 11 12 Year Forecast 5.3 5.7 7.3 8.7 8.7 8.3 9.3 12.7 15 b) Using a 3-year weighted moving average in which the registrations in the most recent year are given a weight of 2, and registrations in the other 2 years are each given a weight of 1, the forecasted registrations (in thousands) for years 4 through 12 are (round your responses to one decimal place): 4 5 6 8 9 Year Forecast 7 8750 10 11 12 10000 13500 15500 5250 5750 8250 8000 8750

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