Z-scores serve a crucial role 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 meaningful units, allowing for effective analysis and improvement. A positive Z-score suggests a value above the mean, while a negative Z-score illustrates a value below the mean. Th

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