OR WAIT null SECS
Raphael Bar, PhD, rbar@netvision.net.il, is a consultant at BR Consulting in Ness Ziona, Israel.
November 03, 2021
Part two of this article series shows how traditional statistical process control rules can be relaxed or adjusted to allow charting and evaluation of real-life data of pharmaceutical processes with a reduced number of false alarms.
October 03, 2021
Part 1 of this article series demonstrates, using real-world process data, that the four fundamental assumptions underlying the classical Shewhart control charts—randomness, independence, constant average, and constant variation—are often not met.