On Jul 14, 2009, at 10:34 PM, Santosh wrote:
Hi R-users,
Was wondering if there is a way to quickly compute correlations
between
continuous variables grouped by some categorical variables?
What function do I use?
?tapply
?by
Thanks much in advance.
Regards,
Santosh
[[alternative HTML version deleted]]
David Winsemius, MD
Heritage Laboratories
West Hartford, CT
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