ChimpBrains {abd} | R Documentation |
Asymmetry of Brodmann's area 44 in 20 chimpanzees.
A data frame with 20 observations on the following 3 variables.
name of chimp
a factor
with levels F
and M
asymmetry score
Cantalupo, C. and W.D. Hopkins. 2001. Asymmetric Broca's area in great apes. Nature 414: 505.
xyplot(asymmetry ~ sex, ChimpBrains)
aggregate(asymmetry ~ sex, ChimpBrains, FUN = favstats)
summary(asymmetry ~ sex, ChimpBrains, fun = favstats)