Search Archives
Search tips
from:Name
Search by author name, e.g. from:Duncan Murdoch
"exact phrase"
Match an exact phrase
word1 word2
Match messages containing both words
Date range
Use the date pickers to filter results to a time period
Use the list dropdown to narrow results to a specific mailing list. Combine from: with other terms to filter by author and content.
tapply
rbf21
·
Dec 4, 2002
·
r-help
I'm having trouble with tapply, it seems to give me NA for the mean of a set like {2, 3, 4, NA}, can I get it to ignore the NA's and give me a mean like say, three...
Can't find what you're looking for? Try searching with Google .