Tag: statistics
Management Books
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Management Matters: Building Enterprise Capability
by
John Hunter
The book provides an overview for viewing management as a system. It is largely based on those of Dr. Deming, along with natural outgrowths or extensions of his ideas such as lean manufacturing and agile software development.
To achieve great results there must be a continual focus on achieving results today and building enterprise capacity to maximize results over the long term. Managers have many management concepts, pactices and tools available to help them in this quest. The challenge is to create and continually build and improve a management system for the enterprise that leads to success.
The book provides a framework for management thinking. With this framework the practices and tools can be applied to build enterprise capacity and improve efficiency and effectiveness.
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An Accidental Statistician: The Life and Memories of George E. P. Box
by
George E. P. Box
From early childhood to a celebrated career in academia and industry, acclaimed statistician George E.P. Box offers personal insights and a first-hand account of his professional accomplishments in this insightful memoir. It features thoughts from more than a dozen researchers and practitioners on how Box shaped their careers; previously unpublished photos from Box’s personal collection; and Forewords written by two of Box’s closest colleagues and confidants. An Accidental Statistician is a charming, intimate account of a great intellect’s life that will appeal to math and engineering professionals.
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SPC at the Esquire Club:
by
Donald J. Wheeler, Kaz Koike
A unique and interesting case study. Another example of how versatile Quality tools are. To us this is one of the best illustrations that the often heard "it can't work here" is most likely an inaccurate statement.
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The Signal and the Noise: Why So Many Predictions Fail-but Some Don't
by
Nate Silver
Nate Silver built an innovative system for predicting baseball performance, predicted the 2008 election within a hair’s breadth, and became a national sensation as a blogger.
His blog, FiveThirtyEight.com, is one of the nation’s most influential sources of political forecasting.
Silver examines the world of prediction, investigating how we can distinguish a true signal from a universe of noisy data. Both experts and laypeople mistake more confident predictions for more accurate ones. If our appreciation of uncertainty improves, our predictions can get better too.
Management Articles
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A manifesto for reproducible science
"Here we propose a series of measures that we believe will improve research efficiency and robustness of scientific findings by directly targeting specific threats to reproducible science. We argue for the adoption, evaluation and ongoing improvement of these measures to optimize the pace and efficiency of knowledge accumulation. The measures are organized into the following categories methods, reporting and dissemination, reproducibility, evaluation and incentives. They are not intended to be exhaustive, but provide a broad, practical and evidence-based set of actions that can be implemented by researchers, institutions, journals and funders."
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Using Design of Experiments as a Process Road Map
by
Davis Balestracci
"The current design of experiments (DOE) renaissance seems to favor factorial designs and/or orthogonal arrays as a panacea. In my 25 years as a statistician, my clients have always found much more value in obtaining a process "road map" by generating the inherent response surface in a situation."
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How to Get Lucky
by
George E. P. Box
"Some principles for success in quality improvement projects discuss, in particular, how to encourage die discovery of useful phenomena not initially being sought. A graphical version of the analysis of variance which can help show up the unexpected is illustrated with two examples."
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Working with Rare Events
by
Donald J. Wheeler
"Whenever the average count per time period drops below 1.00 you are working with rare events.
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When this happens you should shift from counting the events per time period and instead measure the area of opportunity between the rare events. Here you cease to get a value every time period, and instead get a value every time you have an event."
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Variation, So Meaningful Yet So Misunderstood
by
Lynda Finn
"assuming an issue is the result of a special cause will send you on a hunt for the special cause. Walter Shewhart and Deming proved that special cause thinking will lead you astray most of the time. So, if in your company there is often a search for whom or what is to blame before questioning whether the problem is built into the current processes and systems, then you too are likely wasting time and misidentifying causes."
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Metrics and Software Development
by
John Hunter
"I find looking at outcome measures (to measure overall effectiveness) and process measures (for viewing specific parts of the system 'big picture') the most useful strategy.
The reason for process measures is not to improve those results alone. But those process measures can be selected to measure key processes within the system..."
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Response surface methods and sequential exploration
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Ron Kenett, David M. Steinberg
"A typical response surface study begins with a screening experiment to identify the most important factors. Small, orthogonal experimental plans and simple regression models are usually used for screening (see our second and third blog posts in this series). Subsequent experiments will depend on the results of the screening experiment. For example, factors that had small effects might be dropped from further consideration. Other factors might be added. The team might decide to shift the levels of some of the factors to get better results for the critical quality attributes (CQA’s). If the results suggest that a first-order model is no longer a good fit to the data, the team expands the design to permit fitting a second-degree regression model."
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An Accidental Statistician
by
George E. P. Box, R.A. Fisher
"At one point I was having trouble with a statistical problem. A very senior scientist suggested that I contact R. A. Fisher, who asked me to come and see him. The Army did not know how to send a sergeant to see a professor, so they made a railway warrant that said I was taking a horse to Cambridge. It was a beautiful day. Fisher said "let's go and sit under that tree in the orchard, I'll look up the probits and you look up the reciprocals". The specific problem was soon solved and set me thinking about estimating data transformations."
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Actionable Metrics
by
John Hunter
"Metrics are valuable when they are actionable. Think about what will be done if certain results are shown by the data. If you can't think of actions you would take, it may be that metric is not worth tracking."
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Do Interactions Matter?
by
George E. P. Box
"It has recently been argued that in an industrial setting the detection and elucidation of interactions between variables is unimportant. In this report the contrary view is advanced and is illustrated with examples."
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Statistics for Discovery
by
George E. P. Box
This report explores why investigators in engineering and the physical sciences rarely use statistics. It is argued that statistics has been overly influenced by mathematical methods rather than the scientific method and consequently the subject has been greatly skewed towards testing rather than discovery.
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Robustness in the Strategy of Scientific Model Building
by
George E. P. Box
"All models are wrong but some are useful
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The iterative building process for scientific models can take place over short or long periods of time.
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It should be remembered that just as the Declaration of Independance promises the pursuit of happiness rather than happiness itself, so the iterative scientific model building process offers only the pursuit of the perfect model."
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Netflix Recommendations: Beyond the 5 stars
"We have adapted our personalization algorithms to this new scenario in such a way that now 75% of what people watch is from some sort of recommendation. We reached this point by continuously optimizing the member experience and have measured significant gains in member satisfaction whenever we improved the personalization
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Our business objective is to maximize member satisfaction and month-to-month subscription retention, which correlates well with maximizing consumption of video content. We therefore optimize our algorithms to give the highest scores to titles that a member is most likely to play and enjoy."
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The Next 25 Years in Statistics
by
William Hill, William G. Hunter
(with contributions by Joseph W. Duncan, A. Blanton Godfrey, Brian L. Joiner, Gary C. McDonald, Charles G. Pfeifer, Donald W. Marquardt, and Ronald D. Snee). A transformation of the American style of management has already begun; in order for it to succee
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Split-Plot Designs: What, Why, and How
by
Bradley Jones
"The past decade has seen rapid advances in the development of new methods for the design and analysis
of split-plot experiments. Unfortunately, the value of these designs for industrial experimentation has not
been fully appreciated. In this paper, we review recent developments and provide guidelines for the use of
split-plot designs in industrial applications."
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A useful method for model-building II: Synthesizing response functions from individual components
by
William G. Hunter
"There is a vast difference between quality control and quality improvement, passive statistical tools such as Shewhart control charts are useful for quality control, to determine whether the process under surveillance shows any signs of going out of its state of statistical control. On the other hand, more active tools are needed for quality and productivity improvement. In order to improve a process or a product, it is often helpful to use experimental designs in developing a mathematical equation or set of equations to relate the response(s) of interest to important process and environmental variables. Such models can aid in understanding how the relevant processes work so they can be modified in desirable ways. This report contains a practical suggestion that model-builders may find helpful. It involves synthesizing response functions of interest by starting with the simpler task of constructing models for component responses or subsets of them."
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Dangers of Forgetting the Proxy Nature of Data
by
John Hunter
"We use data to act as a proxy for some results of the system. Often people forget that the desired end result is not for the number to be improved but for the situation to be improved. We hope, if the measure improves the situation will have improved..."
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The Art of Discovery
by
George E. P. Box, John Hunter
Quotes by George Box in the video:
“The scientific method is how we increase the rate at which we find things out.”
“I think the quality revolution is nothing more, or less, than the dramatic expansion of the of scientific problem solving using informed observation and directed experimentation to find out more about the process, the product and the customer.”
“Tapping into resources:
Every operating system generates information that can be used to improve it.
Everyone has creativity.
Designed experiments can greatly increase the efficiency of experimentation."
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Why I dislike the name Six Sigma
by
Rafael Aguayo
"Lack of management appreciation of the need for participation. Deming emphasized joy in work, teamwork and listening to your people. This seems to be totally lacking in Six Sigma. In fact major SS practitioners emphasize practices that will destroy teamwork, company cohesiveness and pride.
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Failure to appreciate the company as a system. Making improvements to one variable, such as material costs, can lead to higher labor costs. Lowering costs in one department can lead to higher costs overall for the company. These mistakes can be avoided if one understands the systemic nature of a company."
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On Probability As a Basis For Action
by
W. Edwards Deming
"The aim here is to try to contribute something to the improvement of statistical practice. The basic supposition here is that any statistical investigation is carried out for purposes of action. New knowledge modifies existing knowledge. "
Deming distinguishes between enumerative studies and analytic studies. An enumerative study has for its aim an estimate of the number of units of a frame that belong to a specified class. An analytic study has for its aim a basis for action on the cause-system or the process, in order to improve product of the future.
Management Web Sites and Resources
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Curious Cat Management Improvement Blog
by
John Hunter
Blog by John Hunter on many topics to to improve the management of organizations, including: Deming, lean manufacturing, agile software development, evidence based decision making, customer focus, innovation, six sigma, systems thinking, leadership, psychology, ...
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Life and Legacy of William G. Hunter
by
John Hunter, William G. Hunter
George Box, Stuart Hunter and Bill wrote what has become a classic text for experimenters in scientific and business circles, Statistics for Experimenters.
Bill also was a leader in the emergence of the management improvement movement. George Box and Bill co-founded the Center for Quality and Productivity Improvement at the University of Wisconsin-Madison.
Bill Hunter was also the founding chair of the ASQ statistics division.
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W. Edwards Deming Institute
by
W. Edwards Deming
Founded by W. Edwards Deming the institute carries forward his philosophy. The site includes information on the institutes annual conferences and offers newsletters online.
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PQ Systems
Software and services provider related to SPC tools. The site includes a blog.
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ASQ Statistics Division
Membership organization seeking to advance data-driven decision making through statistical thinking.
The William G. Hunter Award is presented annually in order to encourage the creative development and application of statistical techniques to problem-solving in the quality field. Named in honor of the Statistics Division’s founding chairman.
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Curious Cat Management Improvement Connections
by
John Hunter
The aim of Curious Cat Management Improvement Connections is to contribute to the successful adoption of management improvement to advance joy in work and joy in life.
The site provides connections to resources on a wide variety of management topics to help managers improve the performance of their organization. The site was started in 1996 by John Hunter.
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Curious Cat Management Improvement Articles
by
John Hunter
Hundreds of useful management articles hand selected to help managers improve the performance of their organization. Sorted by topic including: Deming, lean manufacturing, six sigma, continual improvement, innovation, leadership, managing people, software development, psychology and systems thinking.
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ASA Quality and Productivity Section
Membership organization focused on promoting quality and productivity through the development, teaching, and proper application of statistical thinking and tools.