Fishbone
diagram ( fishbone diagram - because of its shape like a fish bone ) is
often also called the Cause - and- Effect Diagram or Ishikawa diagram
was introduced by Dr. . Kaoru Ishikawa , a Japanese quality control experts , as one of the seven basic quality tools ( 7 basic quality tools ) . Fishbone diagrams are used when we want to identify possible causes of
problems and especially when a team falls tend to think the routine (
Tague , 2005 , p . 247 ) . An action and improvement measures will be easier to do if the problem and the root cause of the problem is found. Benefits
fishbone diagram can help us to find the root cause of the problem is
user friendly , user friendly tools like those in the manufacturing
industry where there famous process includes a wide range of variables
that could potentially lead to the emergence of problems ( Purba , 2008,
para. 1 -6 ) . Fishbone
diagram will identify the various potential causes of an effect or
problem , and analyze the problem through brainstorming sessions . The
problem will be broken down into a number of categories related ,
including human , material , machines , procedures , policies , and so
on . Each category has causes that need to be elaborated through a brainstorming session . For more details , I will outline the procedures or steps to create a fishbone diagram below .Step-by- Step Fishbone Diagram Creation. Making
fishbone diagram will likely spend about 30-60 minutes with the
participants consisted of people roughly understand / know about the
problems that occur , and point to one registrar to fill the fishbone
diagram . The tools need to be prepared are : flipchart or whiteboard and marking pens or markers .Step 1 : Agree on a problem statement Agree on a statement of the problem ( problem statement ) . The problem statement is interpreted as " effect" , or visually in a fishbone like " fish head " .
Write down the problem in the middle of the whiteboard next to the
far right , for example : " Hazard Potential Oil Cleanup Fog " .
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