[datatable-help] stratified weighted means

[David Freedman]

Mathew - thanks so much for your answer.  I had given up after a little white
at stackoverflow after the first few answers focused on critiquing my code.

thanks again, david



--
View this message in context: http://r.789695.n4.nabble.com/stratified-weighted-means-tp4653556p4653560.html
Sent from the datatable-help mailing list archive at Nabble.com.