gen.mean {GENLIB}

Mean number of generations

Description

Returns the average number of generations between all probands and the individuals specified. Probands are defined as the individuals without children in the genealogy.

Usage

gen.mean( gen, individuals)

Arguments

gen

An object of class GLgen obtained with gen.genealogy, gen.lineages or gen.branching. Required.

individuals

A vector of ids specifying the individuals to include in the calculation. Required.

Value

returns a numeric value

See Also

gen.genealogy gen.min gen.max gen.depth gen.meangendepth

Examples

data(geneaJi) 
genJi<-gen.genealogy(geneaJi) 
gen.min(genJi,c(17,26))
gen.mean(genJi,c(17,26))
gen.max(genJi,c(17,26))


data(genea140) 
gen140<-gen.genealogy(genea140) 
gen.min(gen140,c(18311,18430))
gen.mean(gen140,c(18311,18430))
gen.max(gen140,c(18311,18430))