Prints the R2 with text size depending on the size of R2
Usage
panel.r2(x, y, digits = 2, cex.cor, ...)
Arguments
x
a numeric vector of x values
y
a numeric vector of y values
digits
a numeric value giving the number of digits to present
cex.cor
scaling fator for the size of text
...
extra options (not used at the moment)
Details
This function is a slight modification of the panel.cor
function defined on the pairs help page. It calculated and
prints the squared correlation, R2, with text size depending
on the proportion of explained variation.