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BIOMETEIKA 
A JOURNAL FOR THE STATISTICAL STUDY OF 
BIOLOGICAL PROBLEMS 
EDITED 
IN CONSULTATION WITH FRA.NCIS GALTON 
BY 
W. F. R. WELDON KARL PEARSON 
AND 
C. B. DAVENPORT 
VOLUME III 
January 1004 to December 1904 
CAMBRIDGE 
AT THE UNIVERSITY PRESS 
LONDON: C. J. CLAY AND SONS, AVE MARIA LANE 
AND H. K. LEWIS, GOWER STREET 
NEW YORK : THE MACMILLAN COMPANY 
LEIPSIC : BKOCKHADS 
BOMBAY AND CALCUTTA : MACMILLAN AND CO., LIMITED 
[All Rights reserved^ 
