Control charts are a tool to evaluate the performance of a process over time. Think of the process as a river that is flowing past the point where we will collect data. We must decide what to measure, how to measure, where to measure and how often to collect data from the process. The story […]
One of the tools that may be used to define the current state of a process is SWOT analysis. Our Black Belt students are required to perform a SWOT analysis as part of their Black Belt project. SWOT is an acronym that stands for Strengths, Weaknesses, Opportunities and Threats. Strengths and weaknesses are internal to […]
In previous articles in this series I introduced Designed Experiments (Article 28) and Taguchi Methods (Article 32). In this article I will introduce the Parameter Diagram, aka P-diagram, and explain how the P-diagram is used in conjunction with Designed Experiments as part of the robust design process. The P-diagram is used to classify all of […]
In an earlier article entitled Zero Defects – Realistic Goal or Dream? I stated that achieving zero defects is not a dream at all but rather a realistic goal to be pursued. In our Black Belt course, our students are challenged to complete an improvement project where they create an improved process that is […]