pooledSD: Extract Pooled Standard Deviation

View source: R/newFunc.R

pooledSDR Documentation

Extract Pooled Standard Deviation

Description

The pooled estimated standard deviation is obtained by adding together the residual sum of squares for each non-null element of object, dividing by the sum of the corresponding residual degrees-of-freedom, and taking the square-root.

Usage

pooledSD(object)

Arguments

object

an object inheriting from class lmList.

Value

the pooled standard deviation for the non-null elements of object, with an attribute df with the number of degrees-of-freedom used in the estimation.

Author(s)

José Pinheiro and Douglas Bates bates@stat.wisc.edu

See Also

lmList, lm

Examples

fm1 <- lmList(Orthodont)
pooledSD(fm1)

nlme documentation built on Nov. 27, 2023, 5:09 p.m.

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