gammatest {phytools}

Gamma test of Pybus & Harvey (2000)

Description

Conducts \gamma-test of Pybus & Harvey (2000).

Usage

gammatest(x)

Arguments

x

an object of class "ltt" resulting from a call of the function ltt.

Value

A an object of class "gammatest" consisting of a list that contains:

gamma

a value for the \gamma-statistic.

p

two-tailed P-value for the \gamma-test.

Author(s)

Liam Revell [e-mail]

References

Pybus, O. G., and P. H. Harvey (2000) Testing macro-evolutionary models using incomplete molecular phylogenies. Proc. R. Soc. Lond. B, 267, 2267-2272.

Revell, L. J. (2024) phytools 2.0: an updated R ecosystem for phylogenetic comparative methods (and other things). PeerJ, 12, e16505.

See Also

ltt, mccr

Examples

data(darter.tree)
gammatest(ltt(darter.tree,plot=FALSE))