A multivariate extension of the exponentially weighted moving average (EWMA) control chart is presented, and guidelines given for designing this easy-to-implement multivariate procedure. A comparison ...

https://doi.org/10.2307/3010622 • https://www.jstor.org/stable/3010622 Copy URL This paper proposes a resampling procedure for estimating the control limits of any ...

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 ...