04 
THEORY OF STATISTICS. 
1,600 
3 
§t200 
3 
S 
X 80 
Ma 
DV 
R 
3 200, 
2 
0 oe = 
85 Wo 125 145 165 185 Rus R225 k+3 265 285 
Weight in ibs 
Fic. 11.—Frequency-distribution of Weight for 7749 Adult Males in 
the British Isles. (Table IX.) 
350 ~ 
30 
od 
> 250, 
* 200, 
3 
S 750, 
§ 700, 
{4 50 
A 
0 1/15 215 3/15 4/15 5[15 6/15 15 815 315 1015 1115 13/15 i315 afi 
Ratio of Yearling foals produced to coverings. 
Fic. 12, —Frequency-distribution of Fecundity for Brood-mares ; 
2000 observations. (Table X.)