[R] group means

Sundar Dorai-Raj
2003-02-20T23:56:03Z

Jeremy Z Butler wrote:
> Hi,
> Any hints on how I would generate the means of each 5 number group in a
> column of numbers in data.frame form. i.e. get mean of first five in
> column and then mean of second five in column etc. etc.
>
> 1   3.4
> 2   6.0
> 3   2.5
> 4   7.5
> 5   1.8
> 6   4.2
> 7   6.4
> 8   5.7
> 9   17.2
> 10  13.5
>

See ?running in package:gregmisc.

Sundar