Category Archives: Quality tools

Special Cause Signal Isn’t Proof A Special Cause Exists

Posted on October 3, 2012 by John Hunter

One of my pet peeves is when people say that a point outside the control limits is a special cause. It is not. It is an indication that it likely a special cause exists, and that special cause thinking is … Continue reading →

Posted in Data, Deming, Management, Manufacturing, Process improvement, Quality tools, quote, Six sigma, Statistics, Systems thinking | Tagged control chart, curiouscat, Data, Deming, in-process measures, Process improvement, Quality tools, Six sigma, Systems thinking, variation | Comments Off

5s at NASA

Posted on September 11, 2012 by John Hunter

NASA did some amazing things culminating with landing on Moon. Much of what they did was doing many small things very well. They used 5s, checklists, gemba thinking, usability, simplicity, testing out on a small scale and much more. Here … Continue reading →

Posted in Deming, Lean thinking, Quality tools, Systems thinking | Tagged government, lean manufacturing, Process improvement, Quality tools, USA, usability | 1 Comment

My New Book: Management Matters

Posted on August 2, 2012 by John Hunter

I have a new book in progress: Management Matters. It is now available in “pre-release format” via leanpub. The idea I am experimenting with (supported by leanpub) is pre-publishing the book online. The ebook is available for purchase now, and … Continue reading →

Posted in Books, curiouscat.com, Deming, Lean thinking, Management, Process improvement, Psychology, Quality tools, quote, Respect, Systems thinking | Tagged Books, curiouscat, Customer focus, Data, Deming, John Hunter, Lean thinking, management, respect for people, Six sigma, Systems thinking | 3 Comments

Value Stream Mapping for Fun and Profit

Posted on July 24, 2012 by Guest Post

Guest post by Evan Durant, author of the Kaizen Notebook blog [The broken link was removed]. I tend to get a little preachy about the importance of value stream maps, but they really can be useful tools not only to … Continue reading →

Posted in Lean thinking, Quality tools | Tagged guest post, lean manufacturing, Manufacturing, Quality tools | 1 Comment

Richard Feynman Explains the PDSA Cycle

Posted on May 17, 2012 by John Hunter

Ok, really Richard Feynman Explains the scientific method. But his thoughts make the similarity between the PDSA cycle and the scientific method obvious. 1) Plan, hypothesis. You make a guess about a theory (in using the PDSA cycle this step … Continue reading →

Posted in Process improvement, Quality tools, Science | Tagged experiments, PDSA, Popular, prediction, Process improvement, Quality tools, Science | 3 Comments

Management Blog Posts From November 2006

Posted on April 26, 2012 by John Hunter

I have selected a few great posts from the Curious Cat Management Blog back in November 2006. What Could we do Better? – There are many important ideas to improve management. This is one of the most important tips to … Continue reading →

Posted in Deming, Management, Process improvement, Quality tools, quote | Tagged blogs, curiouscat, Data, Deming, management, Process improvement, Quality tools, quote, tips | Comments Off

Keys to the Effective Use of the PDSA Improvement Cycle

Posted on March 6, 2012 by John Hunter

The PDSA improvement cycle was created by Walter Shewhart where Dr. Deming learned about it. An improvement process is now part of many management improvement methods (A3 for lean manufacturing, DMAIC for six sigma and many other modifications). They are … Continue reading →

Posted in Data, Deming, Management, Popular, Process improvement, Quality tools, quote, Systems thinking | Tagged continual improvement, curiouscat, Data, Deming, experiments, management, PDSA, Popular, Process improvement, Quality tools, quote | 15 Comments

Agile Story Point Estimation

Posted on February 8, 2012 by John Hunter

In agile software development tasks are documented as user stories. Then the level of effort for those stores can be estimated by assigning each story points. The velocity that can be produced in a period (called a sprint, for us … Continue reading →

Posted in Data, IT, Process improvement, Quality tools, quote, Software Development | Tagged agile management, project management, Quality tools, quote, Software Development, variation | Comments Off

Eliminate the Waste of Waiting in Line with Queuing Theory

Posted on December 15, 2011 by John Hunter

One thing that frustrates me is how managers fail to adopt proven strategies for decades. One very obvious example is using queuing theory to setup lines. Yes it may be even better to adopt strategies to eliminate as much waiting … Continue reading →

Posted in Customer focus, Data, Management, Process improvement, Quality tools, Statistics, Systems thinking | Tagged Customer focus, evidence based management, management, Process improvement, Quality tools, research, Systems thinking | 2 Comments

Dr. Deming in 1980 on Product Quality in Japan and the USA

Posted on December 5, 2011 by John Hunter

I posted an interesting document to the Curious Cat Management Library: it includes Dr. Deming’s comments as part of a discussion organized by the Government Accounting Office in 1980 on Quality in Japan and the United States. The document provides … Continue reading →

Posted in Deming, Management, Psychology, Public Sector, Quality tools, quote, Respect, Statistics, Systems thinking | Tagged continual improvement, curiouscat, Deming, government, Japan, Lean thinking, management, management history, managing people, Process improvement, Psychology, Public Sector, quality, Quality tools, quote, respect for people, SPC, Statistics, Systems thinking, variation | Comments Off