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OpEx Group
OpEx Group

Six Sigma

Most 8D, A3 and DMAIC reports describe problems very well. Far fewer actually discover confirmed cause

💡 Why do so many Root Cause Analyses fail to identify the real cause? In many organizations, chronic process problems are still investigated using: brainstorming fishbone diagrams 5 Whys process mapping FMEA correlation analysis expert opinions comparisons between “good” and “bad” parts All of these approaches can generate hypotheses. But hypotheses are not knowledge. Most […]
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Full Factorial Design, Design of Experiments, DOE – a mathematical model describing the effect of tested factor settings on humidity PART 3/4

Below you will find the earlier parts of this article: PART 1 PART 2 Mathematical model describing the influence of tested factor settings on humidity In our example, we consider the effects of factors A, B, and C, as well as the A*B interaction, to be important. From these effects, we will construct an equation […]
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Operational Excellence

What is Six Sigma?

Process improvement methodology Today, organizations operating in highly competitive environments and under pressure for quality are increasingly implementing systematic approaches to process improvement. One of the most recognized and standardized quality management models is Six Sigma – a methodology based on data, statistical analysis, and the elimination of variability. Learn what Six Sigma is and […]
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