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Ever since the heydays of six sigma it is considered a self-evident truth that rigorous, objective analysis of a problem is only possible if we have data to analyze. Remember the famous dollar bill of Jack Welch – “in God...
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I just met with a statistical question in a stats forum that had a surprising relevance to my own work and maybe the story can be of interest to more people, struggling with a difficult domain of process improvements :...
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As I started to write about how Lean might look like an “undisciplined” way of work I started with the relationship to standards, but almost as high on my list was the idea of the PDCA method. Often we, coaches,...
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I recently got into a discussion around avoiding waste in processes related to project management and somebody remarked that for a lean consultant I have a very un-disciplined approach. All the more so, as Lean considers the introduction of standard...
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I recently had the chance to present the Toyota Kata as described by Mike Rother to a group of professionals interested in Lean . I do not know about them (though they were very polite and their feedback was quite...
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I believe every lean or TOC practitioner has been in the situation to ask a line manager about their bottleneck and to receive the answer – our bottleneck is the number of resources. Meaning, of course: ” do your consultant...
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In this installment I would like to describe a first set of small experiments we can make using our simulation program, and show what we can learn out of it. This is by no means an exhaustive list – it...
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In general, we are sadly missing an intuitive understanding of random processes. Several authors wrote about this blind spots in the last years – Taleb in Fooled by Randomness   (https://www.amazon.com/Fooled-Randomness-Hidden-Markets-Incerto/dp/0812975219/ref=sr_1_1?ie=UTF8&qid=1503991947&sr=8-1&keywords=fooled+by+randomness) or Sam L. Savage in the Flaw of Averages...
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Making sense of  a large pile of data, as in several hundred measurements of 5 to 10 different characteristics of a product, is a dream of a data analyst come true. In manufacturing environments, especially in the chemical industry, it...
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The nice thing about working as a consultant ist he variety of different problems one is confronted with. Just as I was preparing the next blog-post about the possibilities of simulation in statistics I received a request to help design...
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