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

The Launch phase of a Lean Six Sigma project establishes 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 constituted consisting of representatives from different departments, including operations