Vol. II. Part III. 



June 1903 



BIOMETRIKA 



A JOURNAL FOR THE STATISTICAL STUDY OF 

 BIOLOGICAL PROBLEMS 



EDITED 

 IN OONSULTATION WITH FRANCIS GALTON 



BY 



W. F. R. WELDON KARL PEARSON 



AND 



C. B. DAVENPORT 



CAMBRIDGE 



AT THE UNIVEESITY PRESS. 



LONDON ; C. J. CLAY AND SONS, ATE MARIA LANE 

 AND H. K. LEWIS, GOWER STBEET 



NEW YORK: THE MAC31ILLAN COUPANT 



LBIPSIC : BKOCKHAOS 



BOMBAY AND CALCUITA I MACMILLAN AND CO., LIMITED 



Enteied at the New York Post Office as Second Class matter. 



Price Ten Shillings net. 



ilssued June 22, 1903] 



