p.qqplot: P value Q-Q plot

In ENmix: Quality control and analysis tools for Illumina DNA methylation BeadChip

Description

P value Q-Q plot with optional confidence interval

Usage

       p.qqplot(pvalues,outf="qq",outfmt="jpg",draw.conf=TRUE,
          conf.col="lightgray",conf.alpha=.95,pch=20,col="black",reducesize=0)

Arguments

pvalues	An numeric vector of P values
outf	figure file name, default "qq"
outfmt	Output figure file format, "jpg" or "eps"
draw.conf	Whether to draw confidence interval of expected P values under NULL hypothesis
conf.col	Color code of confidence interval
conf.alpha	Confidence interval range, 0.95 in default
pch	Point type code
col	Point color code
reducesize	A positive interger, larger the value, smaller the eps file size. Smaller file size is achieved by skipping some densely packed data points

Details

P value Q-Q plot with optional confidence interval

Author(s)

Zongli Xu

Examples

dat=simubed()
p.qqplot(pvalues=dat$p,draw.conf=TRUE,outf="qq_try",outfmt="jpg")

ENmix documentation built on April 2, 2021, 6 p.m.