"There is no substitute for knowledge. But the prospect of using knowledge is scary." - Edwards Deming
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“The Japanese people owe to Edward Deming the revival of Japanese industry and its worldwide success.” - From the decree on the award on behalf of the Emperor of Japan, 1960.
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"Don't try to argue with Deming's conclusions. Study the theory, because if the theory is not objectionable and the logic leading from the theory to the conclusions is correct, then how can the conclusions be wrong?" - Dr. Henry R. Neave
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“Considering how absurd this doctrine must seem, I hesitated for a long time to publish my book...” - Nicolaus Copernicus, in the preface to the book “On the Rotation of the Celestial Spheres,” 1543.
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“The results of most management activities cannot be measured.” - Edwards Deming
Based on an article by Edwards Deming
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"The main reason for the sickness of the American economy and the resulting high unemployment rate is the failure of top management to govern." - Edwards Deming
Based on an article by Edwards Deming
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“The first step to improve any manufacturing or measurement process is to achieve statistical control of one of the main characteristics of the product, then another, and so on.” - Edwards Deming
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Does your purchasing department strive to win contracts at the lowest prices? If so, why? How much does this policy cost you? Is the full cost of using these materials taken into account? How?
Based on an article by Edwards Deming
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“Managers are busy with cheap things, they ignore huge losses.” - E. Deming
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“We ourselves will destroy everything with our own persistent efforts.” - Edwards Deming
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"People would get rid of half their troubles if they could agree on the meaning of words." - René Descartes, 1596-1650
Based on an article by Edwards Deming
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“Anyone who has a policy of choosing the lowest priced suppliers deserves to be cheated.” - Edwards Deming
Based on an article by Edwards Deming
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“Fear is the main motivator in the Management by Objectives system. The more rigid and unrealistic the indicators, the greater the fear.” - Peter Scholtes (1938-2009)
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"If you can find people whose passion intersects with their work, you won't have to control them. They will manage themselves better than anyone else because their drive will come from within, not from without." - Stephen Covey, consultant, USA
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“Treating your own highly qualified scientists like children who are still in kindergarten is far from a unique phenomenon. Almost every company has a similar, very offensive and insulting bonus program.” - Joel Spolsky, former Microsoft employee (led Excel development projects)
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“When there is no agreement among the comrades, their business will not go well, and what will come out of it is nothing but torment.” - Ivan Andreevich Krylov, 1769—1844
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Myron Trybus, in “The Viral Theory of Management,” draws an analogy from 19th (19th) century medicine and 20th (20th) century management to illustrate why society adheres to dominant paradigms and resists changing them to improve our lives.
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“Copying the methods of successful companies is like wearing the clothes that a successful person wears.” - Edwards Deming
Based on an article by Edwards Deming
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“Most successful companies turned out to be so simply by chance, because in their practice they use the worst and most ineffective management methods.” - Edwards Deming
Based on an article by Edwards Deming
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Requirements for processes and systems arise either from the tasks of the parent organization or from market constraints. However, when setting tasks, one must keep in mind that in relation to the system these requirements are external, having no connection with its realities, with what it is capable of delivering or producing at a certain moment.
Based on materials from the article by Netsvetaeva A. G., Rubanika Yu. T., Mikhalchenko V. V.
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“The manager must become a leader whose main task is to create a system that enables employees to work effectively. A necessary condition for the implementation of this role is the leader’s understanding of the differences between general and special causes of variability.” - Edwards Deming
Based on materials from the article by Netsvetaeva A. G., Rubanika Yu. T., Mikhalchenko V. V.
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Based on materials from the article by Netsvetaeva A. G., Rubanika Yu. T., Mikhalchenko V. V.
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The patient, as we see, before the start of classes was very far from a statistically controlled state; showed the best results after training for 10 days; improved previous indicators and is ready for discharge after training three weeks from the start of training, having reached a statistically controlled state.
Based on an article by Edwards Deming
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One of the obstacles to transformation: “Use of tables for random acceptance inspection.” - Edwards Deming
Based on an article by Edwards Deming
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The use of quantitative and alternative sampling standards does not provide an idea of the controlled lot and misleads suppliers and consumers.
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Problems arising when inspectors separate products into those that comply with and those that do not comply with specifications.
Based on an article by Donald Wheeler
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Should products be sorted according to tolerance margins for defective and non-defective, or should we try to customize the process? Demonstration of the usual phenomenon “We wanted the best, but it turned out as always.” - V.S. Chernomyrdin.
Based on an article by Donald Wheeler
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Analysis of distribution histograms, calculation of reproducibility indices Cp and Cpk without understanding the statistical state of the process is ignorance!
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All records were kept in the corporate information system (CIS) with the transfer of the obtained measurements from the display of high-precision expensive measuring equipment. And everything would be fine, but no one in the company analyzed the test results
Based on an article by Donald Wheeler
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Detailed explanations of the application of the Shewhart Control Chart rules, sometimes referred to as the Western Electric Zone Criteria.
Based on an article by Donald Wheeler
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"In this article, I'll show you how to learn more about the Gage Repeatability & Reproducibility (Gage R&R) of a measurement system from your data with less effort. Instead of getting lost in a series of calculations." - [34] Donald Wheeler
Based on an article by Donald Wheeler
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“The difficulty with using p-charts, np-charts, c-maps or u-charts is that it is difficult to determine whether binomial or Poisson models are appropriate for the data.” - [31] Donald Wheeler
Based on an article by Donald Wheeler
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"An important aspect of using control charts effectively is their ability to answer the right questions. To do this, the way the data is divided into subgroups must be consistent with the structure of the data." - [4] Donald Wheeler
Based on an article by Donald Wheeler
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"SPC is a way of thinking with some additional tools. Learn the way of statistical thinking and the tools come to life." - [4] Donald Wheeler
Based on an article by Donald Wheeler
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Adapted from Donald Wheeler's article: "Different Approaches to Process Improvement. Does Your Approach Do What You Want?"
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Adapted from Donald Wheeler's article: "Dealing with rare events. What happens when the average number becomes very small?"
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“However, in most cases the world did not follow our advice.” - Jim Womack, Founder and Senior Advisor, Lean Enterprise Institute
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"OEE - It's like using your weight times your height times your systolic blood pressure as a measure of how good you look."
- Dr. Donald Wheeler
No explanation required
If a process is in a statistically uncontrollable state, a summary table of descriptive statistics of such a process has no practical meaning for improving the process. In fact, such a process does not even have one average; it varies significantly with the process changes recorded by the Shewhart control chart.
No explanation required