npqcs {qcr}

Statistical Quality Control Object

Description

Create an object of class 'npqcs' to perform statistical quality control. This function is used to compute statistics required to plot Non Parametric Multivariate Control Charts

Usage

npqcs(x, method = c("Tukey", "Liu", "Mahalanobis", "RP", "LD"), ...)

Arguments

x

Object npqcd (Non Parametric Multivariante Quality Control Data)

method

Character string which determines the depth function used. method can be "Tukey" (the default), "Liu", "Mahalanobis", "RP" Random Project or "LD" Likelihood depth.

...

arguments passed to or from methods.