BTabilities {BradleyTerry} | R Documentation |
Extracts the abilities
component from a model object of class BTm
.
BTabilities(model)
model |
a model object for which inherits(model, "BTm") is
TRUE |
A two-column numeric matrix, with columns named "ability" and "se"; one row for each player.
David Firth
Firth, D. (2005) Bradley-Terry models in R. Journal of Statistical Software, to appear.
data(citations) origin <- factor(c("UK", "USA", "USA", "UK")) citeModel2 <- BTm(citations ~ origin) BTabilities(citeModel2)