search for: gse20437

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 anybody help me. thanks in advance...