7 QC Tools

Definition of 7 QC Tools:

  1. Histograms
  2. Cause and Effect Diagram
  3. Check Sheets
  4. Pareto Diagrams
  5. Graphs
  6. Control Charts
  7. Scatter Diagrams

These are 7 QC tools also known as ISHIKAWA’S 7QC tools which revolutionized Japanese companies and the world in the 1960s and 1970s.

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