Hi, excuse my poor english...
I need to reduce number of indicators (and to perform a PCA) on dataset:
year ind(1) ind(2) ... ind(n)
2000 x(1,1) x(1,2) ... x(1,n)
.....
2010 x(11,1) x(11,2) ... x(11,n)
x(i,j) are quantitative values about indicators like production, resources, ecc.
How...