The W. Edwards Deming Institute Blog

Posts Tagged ‘data’

Stratify Data to Hone in on Special Causes of Problems

We have a tendency to focus on special causes even when poor results are due to common causes within the system. To improve results that are due to the system trying to determine the specific problem with any bad result and fix that problem is an inefficient strategy. But there are times when seeking the […]

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. […]

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 […]

How to Use Data and Avoid Being Mislead by Data

One of the four areas of Deming’s management system is “understanding variation.” The core principle underlying that concept is using data to improve while understanding what data is and is not telling you. The mistakes in interpreting data are very often related to mistaking natural variation in data as meaningful. Combining this with our brains […]

Statistical Techniques Allow Management to do a Better Job

In this post I discuss another wonderful paper by Dr. Deming. The W. Edwards Deming Institute makes this paper, and many more, available on our website. As you would expect from a non-profit focused on promoting the application of his ideas these articles are freely available with no barriers to downloading them. On the Teaching […]