1 个月
isixsigma on MSNGetting to the Bottom of Your Problem: How to Use the 5 WhysThe 5 Whys is a technique used in the Analyze phase of the Six Sigma DMAIC (Define, Measure, Analyze, Improve, Control) ...
If you've had the same experience, you’ve probably asked your own whys, what ifs, and other futile questions about your child’s death and have likely arrived at similar unsatisfying answers.
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