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.

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 ...

Fault tree analysis: A fault tree analysis uses Boolean logic to identify the cause of problems or flaws. They are mapped out on a diagram that looks like a tree, where every potential cause is ...