Question: Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table: Year 1 2 3

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

Year

1

2

3

4

5

6

7

8

9

10

11

Registrations (000)

3.0

6.0

4.0

5.0

10.0

7.0

8.0

9.0

13.0

16.0

15.0

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

b) Using a 3-year weighted moving average in which the registrations in the most recent year are given a weight of 2.00, and registrations in the other 2 years are each given a weight of 1.00 and 1.00, the forecasted registrations (in thousands) for year 12 are (round your responses to one decimal place):

Year

4

5

6

7

8

9

10

11

12

Forecast

4.25

4.25

6.25

7.75

8.50

9.75

10.25

12.50

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