Why Process Improvement Fails When Decisions Depend on Human Eyes Traditional Lean Six Sigma practice often treats a measurement system as a physical instrument. A caliper measures a dimension, a…
Why Your Baseline Mean Is Lying to You: The Hidden Risk in Capability Analysis
The Dangerous Comfort of Executive Averages Process capability analysis often begins with a number that appears reassuring: the average cycle time, average defect rate, average response time, or average output…