gammatest {phytools} | R Documentation |
Conducts γ-test of Pybus & Harvey (2000).
gammatest(x)
x |
list from function call of |
Do not use for object returned by ltt(...,gamma=T)
.
A list containing:
gamma |
optionally, a value for the γ-statistic. |
p |
two-tailed P-value for the γ-test. |
Liam Revell liam.revell@umb.edu
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. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.
tree<-pbtree(n=200) z<-ltt(tree,gamma=FALSE) g<-gammatest(z)