[R] Matrix for correlation
R. Michael Weylandt
michael.weylandt at gmail.com
Tue Nov 29 16:56:42 CET 2011
I'm not sure how you mean to calculate correlation if you have a
single observation of each medium....can you provide your data (or a
subset thereof) so we can see what you are actually working with and
if correlation makes sense.
On Tue, Nov 29, 2011 at 10:41 AM, Geophagus
<falk.hilliges at twain-systems.com> wrote:
> hi @ all,
> I have problem with creating a matrix for a cor() function.
> I try to use the cor() function on a matrix to test the correlation between
> each value in a column.
> Maybe like corr(x, method = xyz).
> My x has two columns maybe like this:
> MEDIA VALUE
> Car 23
> Train 26
> Plane 25
> Cab 22
> Bike 15
> .... and so on.
> Now I want to calculate the correlation between Car and Train, Car and
> Plane, Train and Plane and so on.
> Sorry but I don't have a clue and I hope there is an easy way to solve my
> Thanks a lot for all answers.
> Greetz Geo
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