Table 2. — Data for computation of Cdnsburg's measure of 

 overlap in the head length of Pacific mackerel 

 from Roe del (1952) 



Region 



~=T 



Deviations from joint regression in 



-2 



-1 







mm. 



7T 



72" 



H 



Total 



California 

 Number 

 Percent 



Soledad 

 Number 

 Percent 



1 



.86 



3 



7.32 



12 

 10. 3k 



6 

 111. 63 



25 

 21.55 



10 



214.39 



k9 

 U2.2U 



13 

 31.71 



23 



19.83 



5 



12.20 



6 

 5.17 



k 



9.76 



116 

 99.99 



kl 



100.01 



18 



