Successfully starting a defect reduction program requires a meticulous approach. First, pinpoint the root causes of errors using robust data collection and methodology mapping. This involves actively investigating potential failure points within your operation. Once identified , these issues must

Z-scores represent a powerful tool in the Lean Six Sigma methodology. They quantify how much a data point differs from the average. By transforming raw data into standardized values, Z-scores enable a more concise understanding of individual data points compared to the entire dataset.