Fishbone Diagram Tool
When we can use the Fishbone or Ishikawa:→ When identifying possible causes for an issue (trouble)→ To identify all of the contributing root causes likely to be causing an issue (trouble)→ Especially when a team’s thinking patterns are different→ This tool is very helpful during aFour Steps for Constructing Fishbone Diagram→ Four Steps are mentioned below:. State the undesirable effect or problem. Identify the main cause groups. Arrange causes and sub-causes as relevant. Identify potential root cause(s)Step 1.
Fishbone Diagram Tools
State the undesirable effect or problem→ First of all, we will mention the undesirable effect or problem and draw the backbone and a line.→ Then define a problem statement (effect).→ Write it at the center-right of the chart or whiteboard.→ Draw a box around it and draw a horizontal arrow running to it.→ For better understanding, we are taking one example for root cause analysis for this we will prepare the backbone and line as mentioned in the below picture. ➨ For marketing Industry '6M' is replaced by '8P'⇢ Product (or service)⇢ Price⇢ Promotion⇢ Place⇢ Process⇢ People (personnel)⇢ Physical evidence⇢ Performance➨ For Service Industry '6M' is replaced by '4S'⇢ Surroundings⇢ Suppliers⇢ System⇢ Skill→ Now we are taking an example of the poor mileage of cars to understand the concept of root cause analysis for this we are taking 6M then we will remove irrelevant 'M' from '6M'.Step 3.