ROBUSTIFICATION OF MULTIVARIATE CONTROL CHART √|S| IN CONTROL PHASE I

This article, chart robustification based on the square root of the sample generalized variance √|S|, is studied to control the variability of a bivariate normal process in stage 1 of Phase I control, built with observations for rational subgroups, and using the robust estimators, MVE, MCD and estim...

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Bibliographic Details
Main Authors: Edwin Dugarte-Peña, Nelfi González-Álvarez
Format: Article
Language:Spanish
Published: Universidad Nacional de Colombia, sede Medellín 2016-07-01
Series:Revista de la Facultad de Ciencias
Subjects:
Online Access:https://revistas.unal.edu.co/index.php/rfc/article/view/50666