D�finition pour le management de la qualit� : � Graphique de contr�le �

Relev� statistique, repr�sentation, servant � distinguer les variations normales des variations anormales. Il permet de d�terminer si un processus produit les r�sultats escompt�s ou s'il y a des probl�mes; il ne permet toutefois pas de les r�gler.





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