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Plot a DS-np Control Chart

Source: R/plot.cchart.DSnp.R
plot.cchart.DSnp.Rd

Plot first-stage and second-stage DS-np decisions on separate panels so that the first-stage count and combined count are shown on their proper scales.

Usage

# S3 method for class 'cchart.DSnp'
plot(x, ...)

Arguments

x

An object of class "cchart.DSnp".

...

Additional graphical parameters passed to the first panel.

Value

Invisible x.

Details

The upper panel displays x1, the warning limit, and the first-stage upper control limit. The lower panel displays x1 + x2 only for observations that reached the second stage, together with the second-stage upper control limit.