To put it succinctly, yes, a cause-and-effect diagram is just an Ishikawa or Fishbone Diagram. You’ll know this tool if you have any familiarity with the 7 QC tools found in Six Sigma.

Fishbone diagrams, also known as Cause and Effect Diagrams, Ishikawa diagrams, and the 6 Ms, were popularized in the 1960s by Kaoru Ishikawa, who pioneered quality management processes in the ...

Root cause analysis helps isolate what happened, when, where, and why a problem occurred. This information, in turn, helps your company decide how to fix the problem.

How to Determine Root Cause Using a Fishbone Diagram. A fishbone diagram, also known as the Ishikawa digram after its inventor, is a visual representation of all causes that result in a particular ...