Affinity diagrams are used to do a high-level organization of the ideas and the fishbone diagram is used to drill down and do root cause analysis. This is typically done in the Analyze phase of ...

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 ...

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.