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Donald J. Wheeler
Short Run SPC, Part 1 and Part 2 showed how to use zed charts and difference charts to track the underlying process while making different products. This part will illustrate both the...
    Editor’s note: The following browsable offering from Davis Balestracci represents a good chunk of his knowledge base. If you’re looking for improvement ideas, motivation, or a swift kick in the pants for yourself or your team, you’ll find them in this collection of his most popular columns. In the...
    Lean production is built on the explicit assumption that each step is operated predictably and capably. Predictable operation can only be achieved and maintained by using process behavior charts. But short production runs make it hard to see how to use process behavior charts in a lean environment...
    What a year. No matter your job, your industry, or your political beliefs, this year has been a heck of a ride. The (still ongoing) trade war with China, manufacturing gains (and losses), the 737 MAX, Hong Kong riots, North Korea, Brexit, impeachment. What a mixed bag of ups and downs that has...
    As usual with Quality Digest’s diverse audience, this year’s top stories covered a wide range of topics applicable to quality professionals. From hardware to software, from standards to risk management, from China trade to FDA regulations. It’s always fun to see what readers gravitate to, and this...

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