Amin S G
MetroHealth Medical Center, Cleveland, Ohio, USA.
Qual Manag Health Care. 2001 Spring;9(3):1-27. doi: 10.1097/00019514-200109030-00003.
A control chart can be an effective way to display process data over time. It can differentiate common cause variation from special cause variation through the application of several probability-based interpretation rules. In addition, a control chart can be helpful in evaluating the effectiveness of a change. There are numerous types of control charts, and this tutorial was developed to guide the user through the selection process.
控制图是一种展示随时间变化的过程数据的有效方式。通过应用几种基于概率的解释规则,它可以区分普通原因变异和特殊原因变异。此外,控制图有助于评估变更的有效性。控制图有多种类型,本教程旨在指导用户完成选择过程。