[R] Row percentages for a table object
Chuck Cleland
ccleland at optonline.net
Thu Feb 7 20:10:29 CET 2008
On 2/7/2008 2:03 PM, Tom Backer Johnsen wrote:
> I an stumbling on something that is probably very simple, but I cannot
> see the solution. I have an object generated by the table () function
> and want to recompute this table so each cell represents the
> percentage of the corresponding row sum.
>
> Of course a dedicated function can be written (which I have done),
> containing the necessary loops etc., but there should be a simpler
> way. I'd prefer something simple and as transparent as possible since
> it is for use in a text I am writing for my students. I have fiddled
> around with the apply () function but have so far been unable to find
> something that works.
>
> Any suggestions?
See ?prop.table and also possibly ?CrossTable in the gmodels package.
> Tom
>
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--
Chuck Cleland, Ph.D.
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