Question: Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table 6 2 70 3

Data collected on the yearly registrations for a
Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table 6 2 70 3 30 5 90 7 50 9 120 10 150 11 120 70 90 6 7 8 9 10 11 12 Year 1 4 8 Registrations (000) 50 50 This exercise contains only parts a and . a) Using a 3.year moving average, the forecasted registrations (in thousands) for years a through 12 ate (round your responses to one decimal place) Year 4 5 Forecast 5.7 7 73 7.3 9 12.3 133 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 on given a weight of 1, the forecasted registrations (in thousands) for yours through 12 are (round your responses to one decimal place) Year 6 Forecast 75 8.5 105 11 13.5 18.5 20 5 4 5 7 8 9 10 11 12 11 D

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