[R] crimtab related question

Mark Difford mark_difford at yahoo.co.uk
Tue Jul 24 23:42:12 CEST 2007


Hi Jean,

You haven't yet had a reply from an authoratitive source, so here is my
tuppence worth to part of your enquiry.

It's almost certain that the "receiving box" is a receptacle into which tags
were placed after they had been drawn and the inscribed measurement noted
down.  Measurements on three tags were unwittingly not noted before the tags
were transferred to the receiving box.  They lay there with a good many
other tags, so the inscribed measurement/tag couldn't be recovered.

I hope this clarifies some points.

Regards,
Mark.


Jean lobry wrote:
> 
> Dear all,
> 
> the dataset documented under ?crimtab was also used in:
> 
> @article{TreloarAE1934,
>      title = {The adequacy of "{S}tudent's" criterion of
>               deviations in small sample means},
>      author = {Treloar, A.E. and Wilder, M.A.},
>      journal = {The Annals of Mathematical Statistics},
>      volume = {5},
>      pages = {324-341},
>      year = {1934}
> }
> 
> The following is from page 335 of the above paper:
> 
> "From the table provided by MacDonell (1902) on
> the associated variation of stature (to the nearest inch)
> and length of the left middle finger (to the nearest
> millimeter) in 3000 British criminals, the measusurements
> were transferred to 3000 numbered Denison metal-rim
> tags from which the cords has been removed. After
> thorough checking and mixing of these circular disks,
> samples of 5 tags each were drawn at random until the
> supply was exhausted. Unfortunately, three of these
> samples were erroneously returned to a receiving box
> before being copied, and the records of 597 samples only
> are available."
> 
> Could someone give me a clue about the kind of device
> that was used here? Is it a kind of lottery machine?
> I don't understand why three samples were lost. What
> is this "receiving box"?
> 
> Thanks for any hint,
> 
> Best,
> -- 
> Jean R. Lobry            (lobry at biomserv.univ-lyon1.fr)
> Laboratoire BBE-CNRS-UMR-5558, Univ. C. Bernard - LYON I,
> 43 Bd 11/11/1918, F-69622 VILLEURBANNE CEDEX, FRANCE
> allo  : +33 472 43 27 56     fax    : +33 472 43 13 88
> http://pbil.univ-lyon1.fr/members/lobry/
> 
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