Results 71 to 80 of about 192,398 (198)

An Excel Add-In for Statistical Process Control Charts

open access: yesJournal of Statistical Software, 2009
t shifts in processes in, for example, manufacturing. Among these are control charts".Control charts and other SPC techniques have been in use since at least the 1950s, and,because they are comparatively unsophisticated, are often used by management or ...
Samuel E. Buttrey
doaj  

Control charts for evaluation of quality of low-dose-rate brachytherapy for prostate cancer. [PDF]

open access: yesJ Contemp Brachytherapy, 2022
Nasser NJ   +4 more
europepmc   +1 more source

Multivariate Control Chart based on Neutrosophic Hotelling T2 Statistics and Its Application [PDF]

open access: gold, 2022
Wibawati Wibawati   +4 more
openalex   +1 more source

edcc : An R Package for the Economic Design of the Control Chart

open access: yesJournal of Statistical Software, 2013
The basic purpose of the economic design of the control charts is to find the optimum control charts parameters to minimize the process cost. In this paper, an R package, edcc (economic design of control charts), which provides a numerical method to find
Weicheng Zhu, Changsoon Park
doaj  

HOTELLING'S T2 CONTROL CHARTS BASED ON ROBUST ESTIMATORS

open access: yesDyna, 2010
Under the presence of multivariate outliers, in a Phase I analysis of historical set of data, the T 2 control chart based on the usual sample mean vector and sample variance covariance matrix performs poorly.
SERGIO YÁÑEZ   +2 more
doaj  

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