May 2000

Vol. 2, No. 5


Here's this month's issue of Quality eLine, a newsletter from PQ Systems, Inc. that provides industry news, case studies, quality tips, and information about software products and training services.

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In this issue you will find:

Is DOEpack your bag? Beta testing is ready for you
Brian Elliott, technical coordinator for testing DOEpack 2000, needs your help in the final testing stages of this new product. To find out more about how to participate, and to download an advance copy of the software, go to doepack.htm

CHARTrunner-e: Like sending a carrier pigeon for your data
A program that will create charts from existing data files has been expanded to seek those files even in remote sites. To read more about this internet-based revolutionary software, go to chartrunner_e.htm

Sorting the methods for R&R: Tolerance and total variation
In R&R studies, selecting the approach may be half the battle. Gordon K. Constable, Ph.D., weighs the reasons for using the tolerance method and the total variation approach. It's all in knowing the purpose. See his comments at
sortingmethods.htm

Quality Quiz: Another quiz from Professor Cleary--and last month's winners
Winners of last month's quiz (and a copy of Quality Gamebox) are Matt Botter (Intercontinental Mfg.); Ted Brown (Compucraft); David Cook (Dana); Eric Eppard (BF Goodrich Universal Propulsion Co.); Fred Farnam (KLA-Tencor); Jerry Larkin (G.E.); Anna Levine (American Meter Co.); Chris Moen (Dee Inc.); Tracy Peterson (American Cooling Systems); and Maureen Reynolds (Good Samaritan Hospital). Congratulations on getting the right answer to the quiz!

May's question:
And now for this month's question. After you have read the question, click on the response that you think is correct. As in previous quizzes, if you answer correctly, you can register for a drawing for a free copy of
Quality Gamebox.

Problem: The process is in control, centered in the specification range, and the output is normally distributed. The upper control limit (UCL) is equal to the upper specification limit (USL), and the lower control limit (LCL) is equal to the lower specification limit (LSL). In this situation, the Cpk will be equal to 1.

Quality tip: Six Sigma and beyond:
In this month's column, David Schwinn shares a story from his days at Ford Motor Company, where specs made a difference in supplier parts. Go to qualitytipmay.htm

Information you can use:
Meet PQ Systems' new SPC Quality Advisor on line. The new version of this helpful feature supports your statistical understanding and bolsters your confidence in using SPC to improve quality. It provides answers to questions about SPC data, charts, and chart interpretation and puts formulas for SPC calculations at your fingertips. Visitors can also submit questions related to SPC. See this new version of an old friend at http://www.qualityadvisor.com 

Save time tracking things down on the Internet. Netclippings will simplify your search for business topics, including ISO:9000:2000 and quality management. Go to http://www.netclippings.com/index.html


Copyright 2000 by PQ Systems, Inc. All rights reserved.