Chapter 13 
Cause-and-Effect Diagrams
Identify Root Causes
1. Use the Diagram platform to construct cause-and-effect diagrams, also known as Ishikawa charts or fishbone charts. Use these diagrams to:
• Organize the causes of an effect (sources of a problem)
• Brainstorm
• Identify variables in preparation for further experimentation
Figure 13.1 Example of a Cause-and-Effect Diagram
Example of a Cause-and-Effect Diagram

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