Statistical Process Control


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Documentation for package ‘spc’ version 0.3

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sewma.arl Compute ARLs of EWMA control charts (variance charts)
sewma.crit Compute critical values of EWMA control charts (variance charts)
tol.lim.fac Two-sided tolerance limit factors
xcusum.ad Compute steady-state ARLs of CUSUM control charts
xcusum.arl Compute ARLs of CUSUM control charts
xcusum.crit Compute decision intervals of CUSUM control charts
xDcusum.arl Compute ARLs of CUSUM control charts under drift
xDewma.arl Compute ARLs of EWMA control charts under drift
xDgrsr.arl Compute ARLs of Shiryaev-Roberts schemes under drift
xDshewhartrunsrules.arl Compute ARLs of Shewhart control charts with and without runs rules
xDshewhartrunsrulesFixedm.arl Compute ARLs of Shewhart control charts with and without runs rules
xewma.ad Compute steady-state ARLs of EWMA control charts
xewma.arl Compute ARLs of EWMA control charts
xewma.crit Compute critical values of EWMA control charts
xgrsr.ad Compute steady-state ARLs of Shiryaev-Roberts schemes
xgrsr.arl Compute (zero-state) ARLs of Shiryaev-Roberts schemes
xgrsr.crit Compute alarm thresholds for Shiryaev-Roberts schemes
xsewma.arl Compute ARLs of simultaneous EWMA control charts (mean and variance
xsewma.crit Compute critical values of simultaneous EWMA control charts (mean and
xshewhartrunsrules.ad Compute ARLs of Shewhart control charts with and without runs rules
xshewhartrunsrules.arl Compute ARLs of Shewhart control charts with and without runs rules
xshewhartrunsrules.crit Compute ARLs of Shewhart control charts with and without runs rules
xshewhartrunsrules.matrix Compute ARLs of Shewhart control charts with and without runs rules