Robust Quality Control Chart


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Documentation for package ‘rQCC’ version 0.19.8.2

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A3.factor Control limits factor for X-bar chart
c4.factor Finite-sample correction factor for the standard deviation
evar Empirical variances of robust estimators
finite.breakdown Finite-sample breakdown point of various estimators
HL Hodges-Lehmann estimate
mad.unbiased Unbiased MAD (median absolute deviation) estimate
mad2.unbiased Unbiased squared MAD (median absolute deviation) estimate
n.times.eBias.of.mad Empirical biases of the MAD (median absolute deviation) estimator (times n)
n.times.eBias.of.shamos Empirical biases of the Shamos estimator (times n)
n.times.eVar.of.HL1 Empirical variances of the Hodges-Lehmann (HL1) estimator (times n)
n.times.eVar.of.HL2 Empirical variances of the Hodges-Lehmann (HL2) estimator (times n)
n.times.eVar.of.HL3 Empirical variances of the Hodges-Lehmann (HL3) estimator (times n)
n.times.eVar.of.mad Empirical variances of the MAD (median absolute deviation) estimator (times n)
n.times.eVar.of.median Empirical variances of the median estimator (times n)
n.times.eVar.of.shamos Empirical variances of the Shamos estimator (times n)
rcc Robust statistical control chart
RE Relative efficiency (RE)
shamos Shamos estimate (Fisher consistent)
shamos.unbiased Unbiased Shamos estimate
shamos2.unbiased Unbiased squared Shamos estimate
w5.for.mad2 Finite-sample correction factor for the squared MAD (median absolute deviation) estimator under the normal distribution
w6.for.shamos2 Finite-sample correction factor for the squared Shamos estimator under the normal distribution