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5 x why analysis (I)
5 x why checklist:
1. Define the problem;
what, how, who..?
2. Collect information;
is it real, for how long, what are consequences? (don’t jump to it)
3. Identify possible root-causes;
what steps caused the problem? What circumstances?
4. Identify real root-cause;
use 5 x why
Continuous Improvement
Methods
Incident Registration Discussion