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

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 4 5 6 7 8 9 10 11 REGISTRATIONS (000) 4 6 4 5 10 8 7 9 12 14 15

a) Develop a 3-year moving average to forecast registrations from year 4 to year 12.

b) Estimate demand again for years 4 to 12 with a 3-year weighted moving average in which registrations in the most recent year are given a weight of 2, and registrations in the other 2 years are each given a weight of 1.

c) Graph the original data and the two forecasts. Which of the two forecasting methods seems better?

Step by Step Answer:

Related Book For  book-img-for-question

Operations Management Sustainability And Supply Chain Management

ISBN: 9781292295039

13th Global Edition

Authors: Jay Heizer, Barry Render, Chuck Munson

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