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qtl (version 1.70)

nqrank: Transform a vector of quantitative values to the corresponding normal quantiles

Description

Transform a vector of quantitative values to the corresponding normal quantiles (preserving the mean and SD).

Usage

nqrank(x, jitter)

Value

A numeric vector; the input x is converted to ranks and then to normal quantiles.

Arguments

x

A numeric vector

jitter

If TRUE, randomly jitter the values to break ties.

Author

Karl W Broman, broman@wisc.edu

See Also

rank, qnorm, transformPheno

Examples

Run this code
data(hyper)

hyper <- transformPheno(hyper, pheno.col=1, transf=nqrank)

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