(a) Use exponential smoothing with a smoothing constant of 0.3 to forecast the registrations at the seminar given in Problem 4.10. To begin the procedure, assume that the forecast for year 1 was 5,000 people signing up.
In Problem 4.10, Data collected on the yearly registrations for a Six Sigma seminar at the Quality College are shown in the following table:

(b) What is theMAD?

Transcribed Image Text:

Year 12 3 4 5 6 7 8 9 10 11 Registrations 4 6 45 10 8 7 9 12 14 15 (000)