xLimitsFun {qAnalyst}R Documentation

Internal function to return x variable confidence limits plotting coordinates

Description

xLimitsFun receives a x vector and returns a sorted vector of length 2*length(x) with duplicated x elements.

Usage

xLimitsFun(x)

Arguments

x

a vector.

Details

xLimitsFun is an internal function defined to plot confidence limits. Therefore x is a vector of integer representing x coordinates of points.

Value

The object returned is a vector of coordinates.

Note

Used by spc

Author(s)

Andrea Spano'

References

Internal function

See Also

spc

Examples

#only for illustrative purpuoses
x=c(1,2,3,4)
output=xLimitsFun(x)
# 1 1 2 2 3 3 4 4

[Package qAnalyst version 0.6.4 Index]