On 3/29/2015 11:10 PM, Partha Sinha wrote:> I have 1000 data points. i want to take 30 samples and find mean. I
> also want to repeat this process 100 times. How to go about it?
> Regards
> Parth
>
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> and provide commented, minimal, self-contained, reproducible code.
>
see ?replicate and ?sample. Simple example where yourdata is a simple
vector of values, and assuming you want to sample without replacement.
Generalizing it to other data structures is left as an exercise for the
reader.
replicate(100,mean(sample(yourdata,30, replace=FALSE)))
hope this is helpful,
Dan
--
Daniel Nordlund
Bothell, WA USA