存在不可控系统因素时建立P图的简捷方法

Simple Method of Constructing P-Control Chart for Circumstances with Uncontrollable System Factors

在质量管理中,对存在不可控系统因素的情况直接应用休哈特 P 控制图时,往往不能起到监控质量特性的作用,本文提出了在这种情况下应用 P 图的新方法.

When the P-control chart of W.A.Shewhart is used directly for the circumstanes with the uncontrollable system factors,it is impossible often to achieve the surveillance and control functions of quality characteristics in the business management.A new method to use the P-control chart under the circumstances is proposed in this paper.