Step 2 - Do

Edit 3 …
Analyze Possible Causes and Select a Root Cause
  • Construct and review Cause and Effect Diagram
  • Determine if more data will clarify the problem
  • Select the root cause(s)
  • Verify the root causes(s)

Quality Tools

  • Brainstorming
  • Cause and Effect Diagram
  • Why Why Diagram
  • Matrix Diagram