[R] still about biplot for principal componens analysis

[Jim Lemon]

On 05/01/2013 02:46 AM, capricy gao wrote:
> I noticed that the points on the biplot are not exactly the same as the predicted values.
>
> Could any body give me a  hint about why?
>
Hi capricy,
If you mean the points that would result from the suggestion I sent 
yesterday, it is probably because using the period (".") character 
places the dots a bit lower than the actual values. Try using:

pch=1,cex=0.2

Jim