[R] round up a number to 10^4

[R. Michael Weylandt <michael.weylandt@gmail.com>]

Could you divide by your desired order of magnitude, use ceiling and then re-multiply?

Michael

On Nov 1, 2011, at 3:42 PM, David Winsemius <dwinsemius at comcast.net> wrote:

> 
> On Nov 1, 2011, at 1:07 PM, Wendy wrote:
> 
>> Hi all,
>> 
>> I have a list of numbers, e.g., X = c(60593.23, 71631.17, 75320.1), and want
>> to round them  so the output is Y = c(60000, 80000, 80000).
> 
> Under what notion of "rounding" would that be the result?
> 
>> I tried
>> Y<-round(X,-4), but it gives me Y = c(60000, 70000, 80000). Do anybody know
>> how to round up a number to 10^4?
>> 
>> Thank you in advance.
> 
> 
> -- 
> David Winsemius, MD
> Heritage Laboratories
> West Hartford, CT
> 
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