Z-scores play a crucial role in Lean Six Sigma by providing a standardized measure of how far a data point departs from the mean. Essentially, they transform raw data into understandable units, allowing for precise analysis and decision-making. A positive Z-score indicates a value above the mean, while a negative Z-score signifies a value below the

The Launch phase of a Lean Six Sigma project forms the groundwork for success. In this case study, we investigate how a manufacturing company leveraged the Define phase to identify inefficiencies in their production process. A cross-functional team was assembled consisting of representatives from different departments, including operations, qualit