Tools
7MP Management and Planning Tools
8QC Traditional Quality Control Tools
Failure Mode, Effects, and Criticality Analysis
Maintainability and Availability
Process Decision Program Charts
Plotted statistic
The observation.
Center Line
The Average
Learn more about the Quality Improvement principles and tools for process excellence in Six Sigma Demystified (2011, McGraw-Hill) by Paul Keller, or his online Green Belt certification course ($499).