THE JUKES. 



TABLE I. 



Showing Crime in the Illegitimate Branch of Ada Juke. 



9 



years town physician who gave me the genealogies of many of the 

 branches of this family, with details of individual biographies. This 

 opened up so large a field of study, that I then had no idea of its 

 extent and still less of the unexpected results which a subsequent 

 analysis disclosed. 



Method of study defined. Having brought back a very incom- 

 plete genealogical tree including 100 persons, Dr. Elisha Harris, the 

 Corresponding Secretary of the Association, urged me to push the 

 inquiry, and I returned to the country to resume the search. The 

 facts in hand both suggested and necessitated a modification of the 

 conventional methods employed by statisticians in anthropological 

 studies. Social and moral statistics include the science and the art 

 of registering, in categories, such analogous social facts as are 

 expressible in numerical terms. There are two forms which are in 

 vogue, Positive Statistics and Conjectural Statistics. 



Positive Statistics, of which the census of population is the best 

 illustration, merely enumerates facts that are congruous, co-ordinates 

 them so as to reduce them to a common measure for purposes of 

 comparison to analogous facts as to quantity, frequency, time and 

 place, being careful not to alter them by the artifices of mathemati- 

 cal estimates. The basis of its method is experimental, the process 

 of its teachings is by exposition, and scientifically it is the simplest 



