🔍 5 Whys Analysis

Discover the root cause by asking "Why?" five times

💡 How to Use:

  1. Start with your problem statement
  2. Ask "Why did this happen?" and write the answer
  3. For each answer, ask "Why?" again
  4. Continue for 5 iterations (or until you reach the root cause)
  5. The last "Why" should reveal the true root cause
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Problem Statement

1

❓ Why did this happen?

2

❓ Why did this happen?

3

❓ Why did this happen?

4

❓ Why did this happen?

5

❓ Why did this happen?

✓

🎯 Root Cause & Solution

📚 Recommended Reading

The Toyota Way → Check on Amazon

Jeffrey K. Liker

Comprehensive guide to Toyota's management principles including the 5 Whys technique developed by Sakichi Toyoda.

Root Cause Analysis: The Core of Problem Solving and Corrective Action

Duke Okes

Practical guide to various root cause analysis techniques including the 5 Whys method.

The Lean Startup → Check on Amazon

Eric Ries

Modern application of Toyota principles including root cause analysis for startup problem-solving.

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