Jianbin Liu
Abstract
The paper provides estimators of process capability indices and their confidence intervals based on m subsamples,each of size n,discusses their properties,presents the approximate sampling distributions and confidence intervals for some indices.
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The paper provides estimators of process capability indices and their confidence intervals based on m subsamples,each of size n,discusses their properties,presents the approximate sampling distributions and confidence intervals for some indices.
Key concepts: Mathematics, Confidence interval, Estimator, Statistics, Process capability index, CDF-based nonparametric confidence interval, Robust confidence intervals, Process capability