Z-scores serve a crucial function in Lean Six Sigma by providing a consistent measure of how far a data point resides from the mean. Essentially, they transform raw data into comparable units, allowing for accurate analysis and improvement. A positive Z-score suggests a value above the mean, while a negative Z-score illustrates a value below the me

The Initiate 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 formed consisting of representatives from diverse departments, including operations, quality c