The first Define phase of Lean Six Sigma in manufacturing is key for establishing a clear scope and project objectivegoals. It involves meticulously understanding the customer’ needs and translating them into a quantifiable problem statement. Teams typically employ tools like Voice of the Customer f

The Chi-square test acts as a statistical technique used to examine the relationship between two or more categorical variables. That evaluates whether there is a significant difference between the observed and expected frequencies in a dataset. The test relies the concept of chi-square, which shows