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
Regression Analysis is a way of estimating the relationships between different variables by examining the behavior of the system.
Control charts are one of the hardest things for those studying six sigma to understand. Here’s an easy Control Charts Study Guide for you.
Use the Main Effects Plot to determine the relative impact of a variety of inputs on the output of interest.