There is a significant autocorrelation in observations from continue process, such as chemical industry, which may not meet with the independent assumption of normal control chart.
化工等连续生产过程，质量指标常常表现出自相关性，违反了常规控制图的独立性假定。
There is a significant autocorrelation in observations from continue process, such as chemical industry, which may not meet with the independent assumption of normal control chart.
化工等连续生产过程，质量指标常常表现出自相关性，违反了常规控制图的独立性假定。
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