For occasion, as shown in Figure 3, every cause coming off the main category “bone” could have a quantity of traces with sub-causes coming off of it. Application of the 5 Whys at this point may help drive the staff to the root trigger. Another approach is to start by brainstorming the possible causes of the issue, and then figuring out applicable classes primarily based on what causes were identified. Sticky notes are particularly useful for this technique – write one trigger per sticky notice and they’re easily moved for…
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