[R] table questions

[Patrizio Frederic]

# is that what you want?

table(cut(xy,seq(0,max(xy)+.4,by=.4)))

# or this

table(cut(xy,hist(xy)$breaks)) # not the same


regards,

PF

+-------------------------------------------------
| Patrizio Frederic
| Research associate in Statistics,
| Department of Economics,
| University of Modena and Reggio Emilia,
| Via Berengario 51,
| 41100 Modena, Italy
|
| tel:  +39 059 205 6727
| fax:  +39 059 205 6947
| mail: patrizio.frederic at unimore.it
+-------------------------------------------------



2008/7/29 Edna Bell <edna.bell01 at gmail.com>:
> Hi again!
>
>
> Suppose I have the following:
>
>> xy <- round(rexp(20),1)
>> xy
>  [1] 0.1 3.4 1.6 0.4 1.0 1.4 0.2 0.3 1.6 0.2 0.0 0.1 0.1 1.0 2.0 0.9
> 2.5 0.1 1.5 0.4
>> table(xy)
> xy
>  0 0.1 0.2 0.3 0.4 0.9   1 1.4 1.5 1.6   2 2.5 3.4
>  1   4   2   1   2   1   2   1   1   2   1   1   1
>>
> Is there a way to set things up to have
> 0 - 0.4   0.5 - 0.9  etc. please?
>
> I know there is the cut functions, but breaks are required.  If you
> don't have breaks, what should you do, please?
>
> Would using the breaks from the hist function work appropriately, please?
>
> thanks
> Edna Bell
>
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