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91dc
2005 May 18
4
standardization
SAS Enterprise Miner recommendeds to standardize using X / STDEV(X)
versus [X ? mean(X)] / STDEV(X)
Any thoughts on this? Pros Cons
Philip
2006 Apr 06
5
pros and cons of "robust regression"? (i.e. rlm vs lm)
Can anyone comment or point me to a discussion of the
pros and cons of robust regressions, vs. a more
"manual" approach to trimming outliers and/or
"normalizing" data used in regression analysis?