data_biplot function

biplot for the dataset

Loading plot of the variables from a Principal Components Analysis. scores of the observations are surimposed

data_biplot(X, sX = TRUE, axeh = 1, axev = 2, cex.lab = 1)

Arguments

• X: the data matrix
• sX: TRUE/FALSE : standardization or not of the columns X (TRUE by default)
• axeh: component number for the horizontal axis
• axev: component number for the vertical axis
• cex.lab: : magnification to be used for labels (1 by default)