412 Contribution of each Ancestor to the Heritage of Offspring. 



Table VI. — Calculation and Observation Compared. 



The pedigrees are utilised up to the third ascending generation. 

 Sex not taken into account. 



No. of ti 



in 

 parents. 



icolours 



in 

 grand- 

 parents. 





Number of tricolours in great- 

 grandpareiits. 



Total 

 tricolour 

 offspring. 



8 



7 



6 



5 



4 



Calcu- 

 lated. 



Observed 







r 



n 





2 



0-96 



25 

 0-94 



0-92 



0-90 









Tricolours calc'd. 

 observed 



& 

 2 



25 



14 



14 

 15 





53 



56 



r 



i 







0-87 



91 



0-85 



10 



0-83 



0-81 







Tricolours calc'd. 

 „ observed 





1 V 



17 



VO 



19 



7 

 14 





 6 



3 



0-75 



52 



56 



r 



i 







0*81 



si 



2 



2 



0-79 



Q 



0-77 







Tricolours calc'd. 

 ,, observed 





9 



2 





 3 



9 

 2 



9 



9 



r 



r 



i 







2 

 0-69 



0-67 



g 



0-65 









1< 





Tricolours calc'd. 

 observed 





1 





6 

 5 





§ 



6 



1 





1 



0-64 



28 . 

 0-62 



14 

 0-60 



31 

 0*58 



9 



0-56 



5 

 9 







Tricolours calc'd. 

 „ observed. 



1 

 1 



17 

 16 



6? 

 12 



48 

 8 





46 



i 



All cases 







4 

 0'54 



13 

 0-52 









Tricolours calc'd. 

 observed 







2 

 1 



7 

 7 





9 



8 



Grand totals . . 



ISO 



181 



The summed data derived from Table IV, form the coefficients 

 entered in Tables V and VI. These are multiplied into the corre- 

 sponding number of " all cases," and the result gives the " calculated " 

 number of tricolour hounds among them. 



