[R-sig-Geo] How to add random numbers to an existing data frame for Validation

[Susanne Osterkamp]

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Hello everybody,

I would like to validate my data for working with CART
I need to now how to randomize eithter the ID column in my already existing data frame or how to create a randomized column of some 6800 intgers to fit it to my data frame. I did not understand the manual concerning the possibilities to random data, sorry.
Thanks a lot for your help!

Susanne Osterkamp
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