Tag Archives: Data

Deming: There is No True Value

There is no true value of anything: data has meaning based on the operational definition used to calculate the data. Walter Shewhart’s Statistical Method from the Viewpoint of Quality Control, forward by W. Edwards Deming: There is no true value … Continue reading

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Communicating with the Visual Display of Data

Anscombe’s quartet: all four sets are identical when examined statistically, but vary considerably when graphed. Image via Wikipedia. ___________________ Anscombe’s quartet comprises four datasets that have identical simple statistical properties, yet are revealed to be very different when inspected graphically. … Continue reading

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Managing to Test Result Instead of Customer Value

Computer hardware and software creators use benchmarks as one tool to compare the performance of alternative products. At times this can be very useful. You can learn what software of hardware is faster and that may be a very valuable … Continue reading

Posted in Creativity, IT, Management, Software Development, Systems thinking | Tagged , , , , , | 7 Comments

YouTube Uses Multivariate Experiment To Improve Sign-ups 15%

Google does a great job of using statistical and engineering principles to improve. It is amazing how slow we are to adopt new ideas but because we are it provides big advantages to companies like Google that use concepts like … Continue reading

Posted in Customer focus, Data, Design of Experiments, Google, IT, Management, Process improvement, Quality tools, quote, Science, Software Development, Statistics | Tagged , , , , , , , , , , , | 2 Comments

Don’t Hide Problems in Computers

Making things visible is a key to effective management. And data in computers can be easy to ignore. Don’t forget to make data visible. Paul Levy, CEO of Beth Israel Deaconess Medical Center in Boston recently hosted Hideshi Yokoi, president … Continue reading

Posted in Data, IT, Lean thinking, Management, Quality tools, Toyota Production System (TPS) | Tagged , , , , , , , | 3 Comments

Google’s Innovative Use of Economics

Secret of Googlenomics: Data-Fueled Recipe Brews Profitability Google depends on economic principles to hone what has become the search engine of choice for more than 60 percent of all Internet surfers, and the company uses auction theory to grease the … Continue reading

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Revealed Preference

Revealed Preference: the preference consumers display by their action, in contrast to what they may say they prefer. While surveys may be useful people often say they will do one thing and actually when given the choice to do so, … Continue reading

Posted in Data, Deming, Management, Psychology, Statistics | Tagged , , , | 1 Comment

Red Bead Experiment Webcast

Dr. Deming used the red bead experiment to present a view into management practices and his management philosophy. The experiment provides insight into all four aspects of Dr. Deming’s management system: understanding variation, understanding psychology, systems thinking and the theory … Continue reading

Posted in Data, Deming, Education, Management, Performance Appraisal, Psychology, quote, Respect, webcast | Tagged , , , , , , , , , , , | 3 Comments

How to Create a Control Chart for Seasonal or Trending Data

Lynda Finn, President of Statistical Insight, has written an article on how to create a control chart for seasonal or trending data (where there is an underlying structural variation in the data). Essentially you need to account for the structural … Continue reading

Posted in Data, Deming, Management, Process improvement, Quality tools, Science, Statistics | Tagged , , , , , , | 3 Comments

Harvard’s Masters of the Apocalypse

This article makes some good points, even if it is a bit sensationalist, and intentionally so: Harvard’s masters of the apocalypse by Philip Delves Broughton Business schools have shown a remarkable ability to miss the economic catastrophes unfolding before their … Continue reading

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