# Statistical Process Control -- Collection of Some Useful Functions

## Documentation for package ‘spc’ version 0.4.2

- DESCRIPTION file.

## Help Pages

p.ewma.arl | Compute ARLs of binomial EWMA p control charts
phat.ewma.arl | Compute ARLs of EWMA phat control charts
phat.ewma.crit | Compute ARLs of EWMA phat control charts
phat.ewma.lambda | Compute ARLs of EWMA phat control charts
s.res.ewma.arl | Compute ARLs of EWMA residual control charts
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
x.res.ewma.arl | Compute ARLs of EWMA residual control charts
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
xcusum.crit.L0h | Compute the CUSUM reference value k for given in-control ARL and threshold h
xcusum.crit.L0L1 | Compute the CUSUM k and h for given in-control ARL L0 and out-of-control L1
xcusum.q | Compute RL quantiles of CUSUM control charts
xcusum.sf | Compute the survival function of CUSUM run length
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 under drift
xDshewhartrunsrulesFixedm.arl | Compute ARLs of Shewhart control charts with and without runs rules under drift
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
xewma.q | Compute RL quantiles of EWMA control charts
xewma.sf | Compute the survival function of EWMA run length
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
xs.res.ewma.arl | Compute ARLs of EWMA residual control charts
xs.res.ewma.pms | Compute ARLs of EWMA residual control charts
xsewma.arl | Compute ARLs of simultaneous EWMA control charts (mean and variance charts)
xsewma.crit | Compute critical values of simultaneous EWMA control charts (mean and variance charts)
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