We will start with a statement of the obvious. Our quality-related data comes to us in many forms. Assuming our sensors, measurement systems and measurement methods work well, we...
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15Dec
Fight boredom with an improvement project
There is a saying that the biggest room of all is the room for improvement. No matter what your job is, there is room to do it better. Figuring...
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09Dec
Statistically analyzing covid-19 vaccine phase III results
Relative risk reduction and absolute risk reduction measures in the evaluation of clinical trial data are poorly understood by health professionals and the public. The absence of reported absolute...
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01Dec
The Visual Safety FMEA
While the visual approach to FMEA isn’t suitable for all applications, it is an excellent method for improving safety. And, of course, nothing is more important to an organization...
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29Nov
Experiments with a sample of n=me
In science there is a widely accepted hierarchy of evidence (see figure). The levels of evidence pyramid provides a way to visualize both the quality of evidence and the amount...
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24Nov
A Lesson for Quality Professionals from The Pandemic
One of the "unforecasted" events was the microchip shortage, which was partly responsible for the supply chain breakdown. The Lean profession's insistence in just-in-time inventories ex to this problem....
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16Nov
A Lean Process FMEA
The visual PFMEA method differs from the formal method in several ways. First, the approach is highly visual, relying on at-Gemba observations augmented by a series of process videos...
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26Mar
Assuring Elections Quality – A White Paper
By Thomas Pyzdek and Joseph A. DeFeo The views expressed in this White Paper are solely those of the authors. PDF version Introduction The United States presidential elections in...
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02Feb
Healthcare Waste
According to New England Journal of Medicine’s Journal Watch, Americans may be wasting half of the $3.6 trillion spent annually on healthcare. Researchers identified six studies, published from 2008...
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18Aug
Force field analysis of lockdown effectiveness
Blogger and engineer Ivor Cummins has recently examined the evidence for and against the hypothesis that lockdowns are effective against the spread and virulence of COVID-19. I thought that...
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