search for: _matrices_

Displaying 1 result from an estimated 1 matches for "_matrices_".

2010 Jul 08
4
Column header strategy
Hopefully simple question: What is the best way to name, and treat factor columns for data that has lots of columns? This is my column list: id pID50 D.1 D.2 D.3 D.4 D.5 , etc. all the way to D.185 I was under the impression from several R examples in pls that if you name your columns like above, you should be able to simply call all the D factors with "D", instead of going in and