CalcRepeatability {evolqg}

Parametric per trait repeatabilities

Description

Estimates the variance in the sample not due to measurement error

Usage

CalcRepeatability(ID, ind.data)

Arguments

ID

identity of individuals

ind.data

individual measurements

Value

vector of repeatabilities

Note

Requires at least two observations per individual

Author(s)

Guilherme Garcia

References

Lessels, C. M., and Boag, P. T. (1987). Unrepeatable repeatabilities: a common mistake. The Auk, 2(January), 116-121.

Examples

num.ind = length(iris[,1])
ID = rep(1:num.ind, 2)
ind.data = rbind(iris[,1:4], iris[,1:4]+array(rnorm(num.ind*4, 0, 0.1), dim(iris[,1:4])))
CalcRepeatability(ID, ind.data)