Hi All, I am sorry for the confusion and yes I understand this due to limited knowledge of R. I am working on that.
Thank you again. On Sat, Oct 31, 2015 at 7:06 PM, Rolf Turner <r.tur...@auckland.ac.nz> wrote: > > Jim: I'm sure that this is much more sophisticated than anything that the > OP ever dreamed of dealing with. And irrespective of that, the issue is > not about there being more than two sexes in some contexts but rather of > the folly of treating categorical data as numeric. > > Moreover your "neither male nor female" sexes have nothing whatever to do > with missing values. Missing means that the value wasn't *observed*, not > the values was weird/strange/unfamiliar. > > cheers, > > Rolf > > -- > Technical Editor ANZJS > Department of Statistics > University of Auckland > Phone: +64-9-373-7599 ext. 88276 > > On 01/11/15 12:45, Jim Lemon wrote: > >> Having had to face this problem myself more than once, I sympathize with >> Ted's argument. First let me confess that I regard sex as a measure of the >> reproductive phenotype. Given the ongoing experimentation with both sex >> and >> gender, I have had to add "U" (Unstated - includes all those acronyms that >> can be mistaken for gamma hydroxy butyrate) to "M" and "F" in a dataset or >> two. >> >> Even worse is the crap shoot of sex chromosomes. While XYY is not much of >> a >> problem at all, Turner's Syndrome (XO) is neither female (although they >> appear to be) nor male. Given a reasonably large sample (the dream of >> some), nature usually provides a few permutations that, while we know what >> they are, don't really fit comfortably in either "M" or "F". >> > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
