452 Harris: NUMBER OF OVULES FORMED 
constants are positive. Numerically, the positive constants aver- 
age higher than the negative, and in comparison with their probable 
errors they seem to be more trustworthy, the values of the ratio 
of 7,z to-its probable error averaging higher in the positive than 
-------~—0 
| PLUS 
° 
1 
i] 
I 
ZERO BAR 
; “maT 
li 
° ZERO BAR 
L 
| maT : “ TT 
T 
1 ad see ga nee oa 
DtaGraM I. Intensities of correlation. Oneinterval on marginal scale = .052- 
in the negative cases. Just the reverse of this condition is found 
everywhere else. All of the positive values which are over thrice 
their probable error fall in the Navy strains. 
