[R] Factor Analysis Biplot

Brett Stansfield brett at hbrc.govt.nz
Fri Apr 15 02:49:27 CEST 2005


Dear R
When I go to do the biplot

biplot(eurofood.fa$scores, eurofood$loadings)
Error in 1:p : NA/NaN argument

 I think this is because the component loadings don't show values for some
variables

Loadings:
          Factor1 Factor2
RedMeat    0.561  -0.112 
WhiteMeat  0.593  -0.432 
Eggs       0.839  -0.195 
Milk       0.679         
Fish       0.300   0.951 
Cereals   -0.902  -0.267 
Starch     0.542   0.253 
Nuts      -0.760         
Fr.Veg    -0.145   0.325

So how can I get it to do a biplot? Is there a way for R to recognise
component loadings less than the cut off value??

Brett Stansfield




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