Data Sampling is the selection of statistical samples from the population to estimate the characteristics of entire population.
Graphical analysis is one of the critical aspects of Six Sigma projects. It is an effective way to visualize data patterns.
X Bar S Control Charts are a type of control chart often used to examine the process mean and standard deviation over time.
A cause and effect matrix is a six sigma tool that prioritizes the key process input variables based on priorities of customer outputs.
Causal theory, in Six Sigma terms, means that you create output (y) from an input (x) and a function (f). Clear as mud so far? Don’t worry.