>Two ways come to mind:
>1. Everyone could be asked to e-mail their age to me (not yet!), which I
>would accumulate and tabulate, anonymously;
>2. I could draw a small sample of those on the forum and contact them
>individually.
>The first would be more precise if everyone bothers to answer, but would
>be less accurate if there were a substantial nonresponse bias - which
>could happen; lurkers might remain lurkers.
Try both ways? If they agree it would increase your confidence in the
accuracy of the statistic.
Steve
__________________________________________________________________________
Steven S. Clark, Ph.D. Phone: (608) 263-9137
Associate Professor FAX: (608) 263-4226
Dept. of Human Oncology and email: ssclark@facstaff.wisc.edu
UW Comprehensive Cancer Ctr
University of Wisconsin
Madison, WI 53792
"It is the glory of God to conceal a matter, but the glory of kings
to search out a matter." Proverbs
"What, then is time? I know well enough what it is, provided that
nobody asks me" Augustine 'Confessions'
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