[R] sapply, lattice functions

Dieter Menne dieter.menne at menne-biomed.de
Sat Mar 20 18:42:56 CET 2010



Sundar Dorai-Raj-2 wrote:
> 
> Or perhaps more clearly,
> 
> histogram(~a1 + b1 + c1, data = aa, outer = TRUE)
> 
> 

Why outer=TRUE? Looks same for me without:
Dieter

library(lattice)
aa <- data.frame(a1=rnorm(20),b1=rnorm(20,0.8),c1=rnorm(20,0.5))
histogram(~a1 + b1 + c1, data = aa)


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