Process understanding. Quality, processes and control ; Understanding the process ; Process data collection and presentation -- Process variability. Variation : understanding and decision making ; Variables and process variation -- Process control. Process control using variables ; Other types of control charts for variables ; Process control by attributes ; Cumulative sum (cusum) charts -- Process capability. Process capability for variables and its measurement -- Process improvement. Process problem solving and improvement ; Managing out-of-control processes ; Designing the statistical process control system ; Six-sigma process quality ; The implementation of statistical process control.