[R] A coding question involving variable assignments

ecatchpole e.catchpole at adfa.edu.au
Fri Aug 12 05:55:42 CEST 2005


On 12/08/05 13:27,  xpRt.wannabe wrote,:
> Ted and List,
> 
> What I need is I need to know what max of rnorm(rpois(1,10)) is before
> R does sum(), replicate(10, ...) and replicate(5, ...).
> 
> The fact that you have set.seed(99) twice, does that mean, say, entry
> [1,1] 0.4896243 in 'mx' is one of the z number of values generated by
> rnorm(rpois(1,10)) that add up to [1,1]  -2.0071674 in 'x'?  Another
> way to ask the question, I guess, is, by doing set.seed(99) twice are
> the values generated by rnorm(rpois(1,10)) for 'x' same as those for
> 'mx'?

Yes, that's the reason for having a set.seed() function.

Ted.

-- 
Dr E.A. Catchpole
Visiting Fellow
Univ of New South Wales at ADFA, Canberra, Australia
and University of Kent, Canterbury, England
- www.ma.adfa.edu.au/~eac
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