[R] Urgent Help with R calculation correlation coefficient
Liviu Andronic
landronimirc at gmail.com
Mon Dec 6 11:25:42 CET 2010
On Mon, Dec 6, 2010 at 11:02 AM, chintan85 <chintanpathak15 at yahoo.com> wrote:
>
> Hi,
>
> I am trying to calculate correlation coefficient for gene expression data.
>
> Tab delimited file looks like this
>
> Id v1 v2 v3
> df 56 90 45
> gh 87 98 78
> ty 89 78 67
>
> I used this code
>
>
> [code]
>
> gse20437 <- read.csv("C:/Users//Desktop/data/GSE20437_matrix.txt",header =
> TRUE, sep = ",", strip.white = TRUE)
>
> gsecor <- cor(gse20437, method ="pearson") or
>
> gsecor <- cor(gse20437)
>
> [/code]
>
> i get error x must be numeric..
>
Can you post the following?
str(gse20437)
Liviu
> can anybody help me.
>
> thanks in advance
>
>
>
>
> --
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