David M Smith wrote: [....] > "David" is the sixth most common first name in the US (with a frequency of > 2.363%) and "Smith" is the most common last name (with a frequency of > 1.006%). Now, presumably first and last names aren't chosen independently > (choice of a first name that in the same ethnic domain as the second comes > immediately to mind), but I don't know of any first/last name frequency > data. Anyway, let's be naive and say that of the approximately 138M males > in the US population (http://www.census.gov/prod/2005pubs/censr-20.pdf), > 0.024% are called David Smith, for a total of about 33,000 individuals. > > This is the bit where I get stuck.
Drats!! I almost thought that you had gotten a hold on the elusive problem of estimating the population of R users.... [....] > > # David M Smith > -- O__ ---- Peter Dalgaard Ă˜ster Farimagsgade 5, Entr.B c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918 ~~~~~~~~~~ - ([EMAIL PROTECTED]) FAX: (+45) 35327907 ______________________________________________ R-help@r-project.org mailing list 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.