Selection | R Documentation |
Data for meta-analysis on the relationship between testosterone and aggression.
Selection
A data frame with 814 observations on the following 8 variables.
species investigated
trait investigated
strength of selection
size of sample
authors of publication
year of publication
journal of publication
volume and pages
Kingsolver, J.G., H.E. Hoekstra, J.M. Hoekstra, D. Berrigan, S.N. Vignieri, C.E. Hill, A. Hoang, P. Gibert, and P. Beerli. 2001. The strength of phenotypic selection in natural populations. The American Naturalist 157: 245-261.
histogram(~ strength.of.selection, Selection,n=40)
table(Selection$species) -> s
table(s)
s[s>10] # most common species
table(Selection$traitname) -> t
table(t)
t[t>10] # most common traits
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