An Introduction to 5 Why

An easy to navigate introduction to 5 Why analysis, and how you can use it to make things better.


5-Why is a powerful analysis tool for manufacturers to understand the relationship between defects or problems and their root causes.

Toyota Motor Corporation pioneered the method, and since then, it has become an integral part of Lean Manufacturing, Kaizen, and Six Sigma.

Download our introduction to 5 why to learn more about the practice and how it can help you make things better.

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