Variability reduction can eliminate cavitation without hardware changes. Not all variability should be controlled—some should be eliminated at the source. Engineers can use strategic control concepts ...

Donald Trump is determined to maintain Republicans’ threadbare House majority this fall and avoid a repeat of his first presidency, when Democrats won control of the chamber in midterm elections and ...

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An R package for run charts and individuals control charts for statistical quality control and improvement. pbcharts implements the I prime (I’ or normalised I ...

Statistical process control (SPC) charts provide a natural approach to analysing time series data for healthcare quality improvement (QI) initiatives. A problem arising in practice is that having ...

True improvement in control also depends on instrumentation quality, process design and strategic system enhancements—not only control algorithms. Physical or mechanical changes can greatly improve ...

Control charts enable users to monitor process stability to help them achieve quality, reduce costs and increase production efficiency. Process control charts are an important application of ...

Background The way that data are presented can influence quality and safety initiatives. Time-series charts highlight changes but do not clarify whether data lie outside expected variation.

At some point in our lives, we have dropped a drinking glass or knocked over a glass-blown knickknack, only to watch it hit the floor and shatter into pieces. We learn from any early age that glass is ...