The Real Reason Your Lean Six Sigma Projects Fail: You’re Measuring Everything Except What Matters
The Data Collection Trap That’s Killing Your Projects I watched a Black Belt spend three months collecting cycle times, defect rates, and process variations for a customer onboarding project at a mid-sized financial services firm. Beautiful histograms. Perfect control charts. Statistical significance on everything. The project failed spectacularly. Why? Because nobody asked the customers what…