Special cause variation, I love to see it! That’s because I know I’m about to learn something important about my process. A ...

Most accidents (85 percent to99 percent) are caused by the interaction of common cause variation or faults in the system. Safety is a system and as such, the variation in its outcomes can be measured ...

Key Points Red X is a method for checking dominant causes in variation. Red X uses a similar approach to DMAIC but is created ...