> If a.lt and b.lt are the two vectors of POSIXlt dates then try > converting each to POSIXct and unclassing to make each numeric. > Take the mean of the two numeric vectors and convert them back to
I see. I'm a little confused with the use of class/unclass versus as.XX. For example, instead of using unclass, why wouldn't I use as.numeric? Could someone explain the difference? thanks, Mike ______________________________________________ [EMAIL PROTECTED] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
