Vol. III. Parts II. and III. 
March and July 1904 
BIOMETKIKA 
A JOURNAL FOE THE STATISTICAL STUDY OF 
BIOLOGICAL PROBLEMS 
EDITED 
IN CONSULTATION WITH FRANCIS GALTON 
BY 
W. F. R. WELDON KARL PEARSON 
AND 
C. B. DAVENPORT 
CAMBRIDGE 
AT THE UNIVEKSITY PRESS 
LONDON : C. J. CLAY AND SONS, AVE MAEIA LANE 
AND H. K. LEWIS, GOWEE STREET 
NEW yoek: the maomillan company 
LEIPSIC : BEOCKHAUS 
BOMBAY AND CALCUTTA: MACMILLAN AND CO., LIMITED 
Entered at the New York Post Office as Second Class Matter. 
Price Tiventy Shillings net. 
[Issued Juhj 30, 1904] 
