search for: tp25902745p25902745

...sing lapply instead of a for loop, with the same problem. Asking for list[i] instead of list[[i]] gives NA results, as would be expected. Can anyone shed light? weighted.mean -- View this message in context: http://www.nabble.com/performing-function-on-lists-where-each-element-is-a-data-frame-tp25902745p25902745.html Sent from the R help mailing list archive at Nabble.com.