Some Principles of Statistical Thinking The purpose of collecting data is to make predictions Since all decisions are predictions, data is needed for decision making Measurements and measurement methods must be defined and agreed upon The accuracy, repeatability and precision of measurements must be estimated Graphs provide more information than tables Data portrayed in time [...]
The Salary Theorem states that “Engineers and Scientists can never earn as much as business executives and sales people.” This theorem can now be supported by a mathematical argument based on the following two bases: Postulate 1: Knowledge is Power Postulate 2: Time is money We know that Power = Work/Time. Since Knowledge is Power [...]
The following is part of a response I sent to Mike Stoecklin who had posted in the Deming Institute’s blog. The first question is what does he mean by ‘Understanding Variation’? Understanding variation can be very broad. There is the sense of understanding variation as a kind of ontology – I sometimes call it The [...]
Several speeches are mentioned in the various biographical sketches of Deming and his impact on Japanese management. In particular a talk he gave at the Mt. Hakone Conference center in 1950 seems to have been important. Attendees included the top industrial managers in Japan at that time. In fact, it was subsequently estimated by Ishikawa [...]
