Monitoring the Ratio of Two Normal Variables Based on Triple Exponentially Weighted Moving Average Control Charts with Fixed and Variable Sampling Intervals
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DOI: 10.3390/sym14061236
Abstract: In statistical process control (SPC), the ratio of two normal random variables (RZ) is a valuable statistical indicator to be taken as the charting statistic. In this work, we propose a triple exponentially weighted moving… read more here.
Keywords: two normal; control; ratio two; tewma chart ... See more keywords