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By Praveen Gupta

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By William A. Stimson, Ph.D.

One of the most important objectives of an internal quality audit is measuring the effectiveness of an organization's quality management system. For this to happen, executive management must first meet its overriding responsibility of establishing and maintaining a system regarding quality policy, goals, resources, processes and effective performance--including monitoring and measuring the system's effectiveness and efficiency.

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By Rich Burnham

During the 1920s, a British statistician named Ronald Fisher put the finishing touches on a method for making breakthrough discoveries. Some 70 years later, Fisher's method, now known as design of experiments, has become a powerful software tool for engineers and researchers.

But why did it take engineers so long to begin using DOE for innovative problem solving? After all, they were ignoring a technique that would have produced successes similar to the following modern-day examples:

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By Brenda Boughton

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By Quality Digest


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By Quality Digest


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By Kicab Castaneda-Mendez

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By Bretta Kelly

Craig Cochran’s picture

By Craig Cochran

A few years ago, we had a mysterious scratching sound in our attic. My 5-year-old daughter was terrified, and everybody’s sleep was being interrupted on a nightly basis.

“We need to do something about the noise in our attic,” I told my daughter.

“No!” she cried. “Don’t go into the attic. It’s too scary.”