The early Define phase of Lean Six Sigma in manufacturing is essential for determining a specific scope and project objectivegoals. It involves carefully understanding the customer’ expectations and translating them into a verifiable problem statement. Teams typically employ tools like Voice of t

The Chi-square test is a statistical technique used to assess the relationship between two or more categorical variables. That evaluates whether there is a meaningful difference between the observed and expected frequencies in a dataset. The test depends on the concept of chi-square, which indica