【摘要】 将 GARCH模型引入到自相关质量过程控制图中 ,提出了 GARCH型控制图 ,为方差随时间变化的过程提供了处理工具 ,可以解决实际工作中因设备、原材料或操作因素使质量波动水平发生变化的控制问题更多还原

【Abstract】 Based on the theory and method of GARCH model in Time Series Analysis, this paper set up a kind of quality control chart, GARCH type quality control chart. With this, the control of the drift of the volatility of variance of quality index in quality management has been resolved.更多还原