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Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are...

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General Management

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

??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????  

Year

1

2

3

4

5

6

7

8

9

10

11

Registrations? (000)

4.00

5.00

4.00

4.00

9.00

9.00

6.00

9.00

11.00

16.00

12.00

?a) Calculate the forecasted registrations for years 2 through12 using exponential? smoothing, with a smoothing constant

?(??)

of

0.30

and a starting forecast of

4.00

for year 1 ?(round your responses to one decimal

?place)?:

Year

1

2

3

4

5

6

7

8

9

10

11

12

Forecast? (000)

4.00

B.

The absolute deviation based on the forecast developed for eachperiod using the exponential smoothing method? (with a smoothingconstant (??) = 0.35 and a starting forecast of F1 = 4.00?) adds to  (round your response to two decimal?places).

C.

Mean absolute deviation based on the forecast developed usingthe exponential smoothing method? (with a smoothing constant (??) =0.35 and a starting forecast of F1 = 4.00?) is

registration ?(round your response to two decimal?places).

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