A process is in control when you can predict how the process will vary (within limits) in the future. If the process is ...

Control chart- a time-ordered plot of sample statistics, used to distinguish between random and nonrandom variability Control limits- the dividing lines between random and nonrandom deviations from ...

The extent to which products meet specifications needs to be systematically monitored in a production process. Product quality will typically be defined by two quantities: deviations from stated ...

This article applies the basics of stability, performance, and capability to modern process performance and capability indices. Performance metrics for processes are an area of much regulatory ...

ABSTRACT The technology to estimate engine load using the amplitude of crankshaft angular velocity variation during a cycle, which is referred to as “Δω (delta omega)”, in a four-stroke ...