John Tatarko, associate professor of practice in UW’s Department of Chemical Engineering, leads a recent tour of the new process control lab in the Engineering Education and Research Building. (UW ...

Control charts that are properly constructed and maintained prevent false out-of-control signals and provide a useful method for monitoring a process. Process control is and has been an important ...

There is considerable disagreement on how to handle autocorrelation in process data. Consider the following three views: At one extreme, Wheeler (1991b) argues that the usual control limits are ...

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 ...

Control charts have been widely used for monitoring production processes and identifying assignable causes of variability. Many papers investigate the application of control charts in different ...