The IASSC Lean Six Sigma Black Belt Study Guide is a free, quick-reference list of materials to prepare for and pass the certification exam.
Graphical analysis is one of the critical aspects of Six Sigma projects. It is an effective way to visualize data patterns.
Process Capability & Performance (Pp, Ppk, Cp, Cpk) are indicators of the specification relative to process dispersion and process centering.
Value Stream Mapping is a material & information flow map. It’s also a tool for visualizing processes that need improvement.
We use confidence intervals to determine the degree of certainty that the sample group accurately represents the entire population.