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Ishikawa

1. Fishbone (Cause Efeect Diagram)

   • Show the causes of a certain event
   • Reveals key relationship among various variable

2. Quality circle

   • The identification of problems
   • The suggestion of solution

3. CATEGORIES OF CAUSES

   • The 8 Ps
     • Price
     • Promotion
     • People
     • Process
     • Plant/Place
     • Policies
     • Procedures
     • Product
   • Subtopic
     • Surroundings
     • Systems
     • Supplier
     • Skills
   • The 6 Ms
     • Machine
     • Method
     • Material
     • Maintenance
     • Man
     • Mother nature/Environment

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