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The 5 x Why Method (The 5 Whys)
Ger de Waard, Management Consultant, Netherlands, SIG Leader
DESCRIPTION OF THE 5 WHY METHOD
The "5 x why" method has been developed by Toyota to perform an iterative Root Cause Analysis of production-related problems. The "5 x why" method is one of the available tools for performing a root-cause analysis. Its simple design and effective output made the 5 x why method also into a popular method used in Kaizen, Lean Production, Six Sigma, Value Stream Analysis, etc.
HOW DOES THE 5 X WHY METHOD WORK?
- IDENTIFY THE PROBLEM for which the root cause has to be identified.
- ASK: WHY has this problem arisen? The result is a reply with a new or different problem.
- KEEP ASKING: WHY? Take the first answer (or problem) and reformulate the question: Where has this issue has arisen? Repeat thes...
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Our Endorsement to the 5 Whys
Ashok Kella, Manager, India, Member Yes, recently, in a complex issue dissecting in our organisation, unaware of the 5 Whys theory, we solved the issue to rescue and move towards the goa... |
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Better, but not 'root'
David Week, Director, Australia, Member Five Whys is a great way to get better answers, but I think that’s it's a problem to call the result THE "root" cause—especially for Western-trained m... |
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Back to Fundamental Thinking
Ivan Kohlinsky, Management Consultant, United Kingdom, Member Excuse me, but I am asking myself WHY is this method thought of as new, useful and fundamental, as it is. This method along with such methods as PABLA... |
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5 Times Why - the Emperor's New Clothes
Wulf-Dieter Krueger, Teacher, Thailand, Member Watch your children asking this question again and until they are satisfied with the answer.
This method is no rocket science. However, adults in... |
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Root Cause by Conscious Approach
srinivas, Lecturer, India, Member A rational approach is certainly a way to get clarity, however could there be other ways also? For example, what if a person has worked on his inner t... |
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5 x WHY’S is not Enough for Me
David Torres, Manager, Mexico, Member I took an 8D’s course and the homework was to take a real actual client customer complaint, so my team and I started working on it. Even if I had all ... |
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Tools According to Problem Complexity
Rodolfo Dionisi, Argentina, Member Remember that the first step to solve a problem (or to be more precise, to have reasonable chances of success) is to DEFINE THE PROBLEM AND ITS COMPLE... |
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Role of Biases in Determining the 5 Whys
srinivas, Lecturer, India, Member The 5 Whys as a tool is available for long and is available everywhere. Why is it not effective as it should be in developing nations? And even in dev... |
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1 WHY is Enough Sometimes
Mireille.durin, HR Consultant, Belgium, Member @ Srinivas: There is always a WHY... Why this situation, why this conflict, why this feeling... But if you are clear... |
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Preparing for Usage of 5 Whys
srinivas, Lecturer, India, Member Before we use the 5 Whys is it possible and useful to try to reduce any biases by preparing at different levels of human personality?
What if suc... |
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A Tip for this Fundamental Why-Why Technique
Sudheendra G. Mudikeri, Management Consultant, India, Member No matter how many WHYs are used, this tool has withstood the test of time as an effective one for ROOT CAUSE ANALYSIS.
When I speak about this t... |
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Why? or: What For?
Olaf de Hemmer, Business Consultant, France, Member I agree with pointing out that 'root cause' is helpful in solving certain problems. Causality is at the heart of the 'cartesian' way of thinking, the ... |
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5 Why is not Japanese
Miguel Sacramento, Business Consultant, Brazil, Member @ Olaf de Hemmer: Sometimes yes. It depends on each case. For instance, "Why are you prohibiting this?" and "Why did... |
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Children Asking Why
Wulf-Dieter Krueger, Teacher, Thailand, Member Children ask why for the same reason as anybody else in management or in a company: there is a problem at hand, because something is not being underst... |
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5 WHY Methodology is Advanced
FASESIN David, Manager, Nigeria, Member The 5 WHY methodology for problem solving is more advanced than the perspectives of some others discussing it. Conducting 5 Why to solve problems in a... |
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Ask as Many Whys as Necessary
jorge anibal hoyos hoyos, Manager, Colombia, Member When talking about WHYS I also recall my kids when they were young asking all the time "WHY PA?" I think there is no mandatory quantity of WHYS; one s... |
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Conscious Approach
srinivas, Lecturer, India, Member We have expert systems which are currently under development which use artificial intelligence and feedback loop mechanisms. To me they will be capabl... |
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Methods of Iterative Root Cause Analysis
VILMA JOY VALLE We have a lot of tools available in the past and at present to solve problems. This includes the use of “5 Why’s or “The Multiple why’s”. Perhaps one ... |
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My Important Experience with 5 Whys
Lee, Youngki, Consultant, Korea (South), Member I engaged a company in a training meeting with employees. They raised a major concern that the current company was facing. It was a challenge of a dif... |
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Delegation of All Rationally Viable Methods
srinivas, Lecturer, India, Member If all rational methods including why why approach which can be automated and performance is better then is it not a better way to realize the human p... |
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AI and Causes / Goals
Olaf de Hemmer, Business Consultant, France, Member @ Srinivas: I'd be curious to see how AI gets the answer to "why?": the 'cause' may be possible to find in past data... |
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Feedback Loop Mechanism
srinivas, Lecturer, India, Member Using semantic web technologies which are based on artificial intelligence it is possible to interpret what the result means. Using feedback loop mech... |
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Jagdish B Acharya
