[R] cross-validation in rpart

I am trying to find out what type of sampling scheme is used to select the 10 subsets in 10-fold cross-validation process used in rpart to choose the best tree. Is it simple random sampling? Is there any documentation available on this? Thanks, Penny. -- View this message in context:

[R] split plot with aov

term is Day:Treatment:Temp and the within error term is Day:Treatment:Temp:Samples. Day is the main plot, Treatment the first split, Temp is within Treatment and then Samples within Temp. Thanks, Penny B. -- View this message in context: http://n4.nabble.com/split-plot-with-aov-tp1472521p1472521