Z-scores play a crucial part in Lean Six Sigma by providing a consistent measure of how far a data point lies from the mean. Essentially, they transform raw data into understandable units, allowing for effective analysis and improvement. A positive Z-score suggests a value above the mean, while a negative Z-score signifies a value below the mean. T

The Initiate phase of a Lean Six Sigma project establishes the groundwork for success. In this case study, we explore how a manufacturing company utilized the Define phase to identify inefficiencies in their production process. A cross-functional team was constituted consisting of representatives from diverse departments, including operations, qua