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Credit: Luc Galoppin

John Flaig
Some practitioners think that if data from a process have a “bell-shaped” histogram, then the system is experiencing only common cause variation (i.e., random variation). This is incorrect and...
    QDL from Fri., Sept. 15, 2017, demonstrated that everywhere you look, you’ll find the positive effect of better quality. Here’s what we chatted about: ““U.S. Business Sectors Gain or Hold Steady in Public Esteem” According to a recent Gallup survey, U.S. citizens’ outlook on a number of...
    The Six Sigma quality improvement methodology has lasted for decades because it gets results. Companies in every country around the world, and in every industry, have used this logical, step-by-step method to improve the quality of their processes, products, and services. And they’ve saved...
    Six Sigma is a quality improvement method that businesses have used for decades—because it gets results. A Six Sigma project follows a clearly defined series of steps, and companies in every industry in every country around the world have used this method to resolve problems. Along the way, they’...
    I had humble, that is, poor, beginnings. I didn’t even know the taste of real ice cream until later in life. One of the first impacts I felt of the luxury that technology brings was the diode my father bought for me to replace the cat’s whisker on my crystal radio. My high school was lovingly...

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