Tag: affinity diagram

Every statistician knows that basing a decision on limited data is certain to generate problems. Non-statisticians, however, may find making a decision without any data a bad habit to break. “Point mentality” – responding immediately to data that seems to indicate a change but may just be a reflection of natural variation – is even […]

Mike was a newly hired Black Belt (BB) at a roofing shingle manufacturing plant who was going through Six Sigma training. Tim, the general manager of the plant where Mike worked, brought Mike into his office and explained that Mike’s Master Black Belt was on the speaker phone. The Master Black Belt, Robert, shared with […]

KJ Analysis is a method of developing insight into themes and relationships among issues. It helps drill from high-level issues at one level of context (usually abstract or vague) to a more detailed set of common, reusable statements. KJ is particularly useful in software because people have a tendency to state problems as abstract characteristics […]