Stat-Ease Inc, the producer of a Design of Experiments software, performed an experiment a few years ago
Question:
Factor A: Number of colors (two vs. four)
Factor B: Postcard size (4" × 6" vs. 5.5" × 8.5")
Factor C: Paper stock (index vs. heavyweight)
Stat-Ease made eight types of its announcement postcard and sent each type to 1/8 of this mailing list of engineers. The levels of each type and number of fax responses received were:
Determine the influence of each level of each factor on the response and prescribe tire best levels for each factor. What do you recommend Stat-Ease should do?
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Related Book For
Operations Management
ISBN: 978-0071091428
4th Canadian edition
Authors: William J Stevenson, Mehran Hojati
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