William A. Levinson
Inflation has skyrocketed during the first half of 2022, which also saw a sharp downturn in the stock market in response to the Federal Reserve’s increase in interest rates to reduce demand. This...
William A. Levinson
Quality-related data collection is useful, but statistics can also deliver misleading and even dysfunctional results when incomplete. This is often the case when information is collected only from...
William A. Levinson
Ryan Day1 describes how the rise of independent auto dealers is a “gray swan” event for the automobile industry. This was not only bound to happen, as observed by the author, but also long overdue....
William A. Levinson
The U.S. Military Academy’s Honor Code says that “A Cadet will not lie, cheat, steal, or tolerate those who do.” Lt. Gen. Darryl A. Williams, the USMA’s superintendent, elaborated, “The tenets...
William A. Levinson
Shigeo Shingo was able to summarize entire concepts in single phrases, such as “paint parts, not air.” This meant that paint which misses parts in a spray booth constitutes wasted material and also...
William A. Levinson
Luddism is, as depicted by Henry Ford, “...the theory that there is only so much work in the world to do and it must be strung out.”1 This dysfunctional paradigm is shared today by otherwise highly...
William A. Levinson
This article contends that we should replace “quality” with “value” to address an enormous array of previously unaddressed risks and opportunities. Poor quality is only one of the Toyota Production...
William A. Levinson
Part one of this article showed that it is possible, by means of a Visual Basic for Applications program in Microsoft Excel, to calculate the fraction of in-specification product that is rejected by...
William A. Levinson
IATF 16949:2016 clause 7.1.5.1.1 requires measurement systems analysis (MSA) to quantify gage and instrument variation. The deliverables of the generally accepted procedure are the repeatability or...
William A. Levinson
The first part of this series introduced measurement systems analysis for attribute data, or attribute agreement analysis. AIAG1 provides a comprehensive overview, and Jd Marhevko2 has done an...
