[R] counting the frequencies of a vector

[Greg Snow]

?cut or ?findInterval and ?table

--
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
801.408.8111


> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
> project.org] On Behalf Of Jörg Groß
> Sent: Thursday, October 16, 2008 10:47 AM
> To: r-help at r-project.org
> Subject: [R] counting the frequencies of a vector
>
> Hi,
>
>
> Is there a function which counts the frequencies of the occurence of a
> number within an interval?
>
> for example I have this vector:
>
> x <- c(1, 3, 1.2, 5, 5.9)
>
> and I want a vector that gives me the frequencies within an interval
> of 2, beginning at 0
> (so the intervals are 0-2, 2-4, 4-6 and so on)
>
> so I get these frequencies:
>
> 2, 1, 2
>
>
> Which functions do I have to use for this purpose?
>
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