est.sd.ctrl: Estimate sd for a control sample matrix

Description Usage Arguments Value Author(s) Examples

Description

Estimate sd for a control sample matrix with dimension being num(observation) * num(replicates)

Usage

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est.sd.ctrl(sample.ctrl, nrep)

Arguments

sample.ctrl

a sample matrix to estimate sd from

nrep

a vector specifying the number of replicates to use for sd estimation

Value

returns a matrix of sd with each row for one observation the columns are for each number of replicates in the vectr nrep column names are number of replicates in the vectr nrep

Author(s)

Peng Liu peng_liu@groton.pfizer.com

Examples

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sample.ctrl <- matrix(rnorm(100, 1:4, 0.1*(1:4)), nr = 4, nc = 20)
a <- est.sd.ctrl(sample.ctrl, nrep = c(5,20))
a

warnes/exp.ssize documentation built on May 4, 2019, 12:59 a.m.