Evolutionary operations methodology are also referred as EVOP is a statistical method of design of experiment (DOE) to improve the process.
Customer identification is a crucial step in the Voice Of Customer (VOC) process. With this in mind, you can design products for their needs.
Rational sub grouping is the process of organizing the data into groups which were produced basically under the same conditions
The Sum of Squares technique calculates a measure of the variation in an experiment. Used in Designed experiments and Anova.
Visual Factory is a Lean concept that offers much to Six Sigma, too. We use it to communicate information quickly and easily, using graphics.