Once you have the basic structure of the fishbone diagram, you and your team can collaborate and identify the various causes affecting the final outcome. This is very often done using the 5 Whys ...
Asking “Why?” may be a favorite technique of your 3-year-old child in driving you crazy, but it could teach you a valuable Six Sigma quality lesson. The 5 Whys is a technique used in the Analyze phase ...
One of the most powerful tools used in RCA is the Fishbone or Ishikawa Diagram ... then use the 5 Whys on that part of the Ishikawa diagram for investigation. The lighting may be a contributing ...