centering variables

link to google books

http://books.google.sk/books?id=VtU3-y7LaLYC&pg=PA67&lpg=PA67&dq=centering+log+transformed+variables&source=bl&ots=cxvr4vpkkG&sig=A9C67EqnIkg34i_zKRiPOxdRGxI&hl=sk&ei=M4I5TKn5BMqmOI2L7YoK&sa=X&oi=book_result&ct=result&resnum=7&ved=0CD8Q6AEwBjgK#v=onepage&q=centering%20log%20transformed%20variables&f=true

Experimental design and data analysis for biologists Od autorov: Gerald Peter Quinn,Michael J. Keough