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 ...

In many aerospace production processes, however, it requires that quality control measures be in place from the time that the first unit of product is produced. Certain types of control charts for ...

‘Python Project’ helps undergraduates see if grad-school laboratory research, medical school or other alternatives are right for them; it also helps the university effectively allocate graduate-school ...

The research may yield birth control that men could take just before sex, a new paradigm in the decades-long quest to develop better male contraceptives.