Description Usage Arguments Value Author(s) Examples
Estimate sd for a control sample matrix with dimension being num(observation) * num(replicates)
1 | est.sd.ctrl(sample.ctrl, nrep)
|
sample.ctrl |
a sample matrix to estimate sd from |
nrep |
a vector specifying the number of replicates to use for sd estimation |
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
Peng Liu peng_liu@groton.pfizer.com
1 2 3 | 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
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