The W. Edwards Deming Institute Blog

Posts Tagged ‘understanding variation’

Understanding and Misunderstanding Variation

Guest post by John Hunter. This webcast shows Mike Stoecklein’s presentation, Understanding and Misunderstanding Variation in Healthcare, at the 2015 Deming Research Seminar. The companion research paper that Mike wrote, Understanding and Misunderstanding Variation in Healthcare is packed with additional information on the topics he discusses and includes a summary of interviews with 40 individuals […]

The Funnel Experiment with Brian Hwarng

Guest post by John Hunter. This webcast shows Brian Hwarng’s presentation, The Funnel Experiment, at the 2015 Deming Research Seminar. As Brian says: The purpose [of the funnel experiment] is to demonstrate, by theory, the losses that are caused by tampering. Chapter 9 (“The Funnel”) of The New Economics is a good source to learn […]

Selling Horses and Seeing Systems

Post by Bill Bellows Midway through graduate school, while employed through the summer months in an engineering position, I joined fellow interns in an after-hours outing at a local pub.   With our internships coming to an end, we invited our department manager to join us.   Unlike the technical questions we answered all summer long, our […]

Manage Costs, Variation, and Waste – Mind the Choices

Post by Bill Bellows As noted in my June 26th post, “It Depends…”, when asked in February 1990 about the trend towards reducing the number of levels of management in organizations, Dr. Deming answered, in his usual Socratic fashion: “Why have more levels than you need?” Now, consider what Socratic questions might have followed these […]

Kevin Murphy’s Presentation: Application and Lessons of Deming’s Perspective on Leadership

Kevin Murphy’s presentation at the 14th In2:InThinking Annual Forum Weekend Conference: Application and Lessons of Deming’s Perspective on Leadership: [Vimeo plays the video automatically – which is obviously an extremely bad Ux practice. Even using their code to disable autoplay of the video doesn’t work. So I have removed the embedded video. You may view […]

Application of Statistical Methods in 1940

Dave Nave found an interesting forward from a set of 1985 standards on Control Charts. It describes how those standards were created as part of the World War II war effort, with Dr. Deming on the committee. Subsequently the standards were transfer to ASQ/ANSI. From the forward Upon request by the War Department, the American […]

Eric Budd Presentation on Data and Operational Definitions

Eric Budd’s presentation at the 2016 Annual Deming Institute Conference: An Exercise in Operational Definition. The exercise Eric uses in the presentation shows how much variation can show up in data – just from how the data is collected. And in this example the data even has an operational definition used in collecting the data. […]

Using Checklists to Reduce Process Variation and Improve Results

The Checklist Manifesto by Atul Gawande is a wonderful book about how to create systems that work. At the core the Checklist Manifesto is about determining the critical process conditions and creating a system to assure that the those process items are properly handled. In the book Atul Gawande paraphrases Daniel Boorman, veteran pilot who […]

Applying Understanding of Variation to Large Datasets

Understanding Variation by Thomas Nolan, Rocco J. Perla and Lloyd Provost. There have been large changes in the use of data since the publication of Understanding Variation, by Thomas Nolan and Lloyd Provost. The new article discusses how to use an understanding of variation when working with large datasets (for example, government data). From the […]

Understanding Data is Often Challenging

Using data to understand the system and validate our theories and successful improvements is an important part managing well. In some cases it is fairly easy to understand and collect data that provides a clear and accurate measure of what we care about. But getting data that helps can also be very challenging. Creating a […]