Youíll learn how to select the right attribute data control chart, and how to create those control charts. These include the NP Chart, the P Chart, the U Chart and the C Chart. To do this you must ...

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 is a preview. Log in through your library . Abstract Traditional statistical process control charts assume that observations are independent and normally distributed about some mean. We ...

In this article, a modified version of Duncan's (1956) model for the economic design of x̄-control charts is extended to deal with situations involving the Weibull shock model. In the traditional ...