Xprep {SAGx}R Documentation

Fitting of a linear model

Description

The function fits a linear model to a microarray data matrix.

Usage

Xprep(indata=M, formula=~as.factor(g), contrast=c(0,1), design=NULL)

Arguments

indata

The data matrix

formula

a linear model formula in the lm format

contrast

a vector defining the contrast of interest

design

the design matrix

Value

a list with the entries

Mbar

estimate of the contrast

Vest

the error variance

k

inverse of the scale factor turning Vest into a standard error

f

the degrees of freedom of Vest

design

the design matrix

Author(s)

Per Broberg


[Package SAGx version 1.60.0 Index]