Root Cause Analysis
Image Source-Google | Image by -QC/QA Methodology
Root cause analysis is used in almost all industries to find out
the cause of the problems. It helps to improve the quality of product if it is
used properly by the management because it gives the way
to implement the corrective and preventive action.
Root Cause Analysis is the most important factor in determining the quality of each organization.It is a methodology of knowing the first action that leads to the
sequence which in turn leads to the problem and finds a way to solve this
problem.
The company auditors must
observe the deviation and its relation with the past events,they have to understand how
could this intervention
cause the deviation. So, Root Cause Analysis is used to know the reason for
each deviation or bad results.
Type of Root Cause Analysis Techniques.
1) Group
Thinking OR Brain Storming:
A group of experts meets together to find the exact cause of the deviation and find a solution for it.
A group of experts meets together to find the exact cause of the deviation and find a solution for it.
Through this method a team discuss about the problem.
2) Fishbone
Diagram OR Cause & effect diagram OR Ishikawa diagram.
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Image
Source-Google | Image by -QC/QA Methodology
Fishbone diagram includes the potential cause of the problem and is used in
order to find the real cause.It technique also called cause effect diagram,Ishikawa diagram and 6M method.It is called 6M method because machine,material,measurement,method,man power,mother nature technique including here.
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Image
Source-Google | Image by -QC/QA Methodology
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These
3 techniques will get you near the real cause, and it will help you to know
what are the changes that you have to do, where are your weak points, and also
how to prevent the occurrence of this problem again.
Root
Cause Analysis consume a lot of time and resources, so it is only indicated when
you are very sure that an event has affected the organization badly and needs
an action to be done.
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