Question content area

Part 1

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)	3.00	6.00	3.00	5.00	9.00	8.00	7.00	10.00	13.00	14.00	17.00

Part 2

a) Calculate the forecasted registrations for years 2 through 12 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	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here	enter your response here

Part 3

b) Mean absolute deviation based on the forecast developed using the exponential smoothing method (with a smoothing constant

()

=

0.30

and a starting forecast of

F1

=

4.00)

is

enter your response here

registrations (round your response to one decimal place).