Re: [R] Histogram

From: Mark Difford <mark_difford_at_yahoo.co.uk>
Date: Wed, 23 Jul 2008 13:22:35 -0700 (PDT)

Hi Angelo,

Look carefully at package vcd; and at log-linear models (+ glm(..., family=poisson)). For overdispersion there are more advanced methods.

HTH, Mark.

Angelo Scozzarella wrote:
>
> Hi,
>
> how can I treat data organised in classes and frequencies?
>
> Ex.
>
> class frequency
>
> 20-23 9
> 23-25 7
> 26-28 5
> 29-31 5
> 32-34 3
>
>
>
> Thanks
>
> Angelo Scozzarella
>
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