A quantitative Study of Variation, Natural and Induced, etc. 
181 
Table to. 
. Standard Coefficient 
BeSietes ear Deviation of Variability 
250— 1a 19.310 + .079 1.653 + .056 8.56 + .289 
Fr 2a 19.640 + .074 1.546 + .052 7.87 + .265 
ip 5a 19.070 + .071 1.481 + .050 7:77 + .262 
Er 6a 19.035 + .076 1.601 + .054 8.41 + .284 
7 7a 19.265 + .080 1.669 + .056 8.66 + .292 
» 8a 19.854 + .073 1.535 + .052 7:73 + .261 
= 10a 19.545 + .072 1.516 + .051 7.76 + .262 
” Ila 19.280 + .071 1.491 + .050 7.73 + .261 
> 12a 19.390 + .067 1.406 + .047 7-25 + .244 
eS 13a 20.185 + .067 1.414 + .048 7-00 + .236 
= 14a 19.805 + .070 1.472 + .050 7-43 + .250 
„a 10a 17.551 + .149 4.158 + .106 23.69 + .634 
ny sere) 19.960 + .063 1.314 + .044 6.58 + .222 
250—11 U 18.120 + .141 2.085 + .099 11.51 + .556 
fe 11 V 18.203 + .103 1.834 + .073 10.07 + .406 
ny ae AN 18.624 + .120 1.929 + .085 10.36 + .462 
LI, 17.850 + .099 1.814 + .070 10.16 + .396 
1 Tuas 18.696 + .142 1.878 + .IOI 10.04 + .544 
> ı12 17.809 + .130 1.823 + .092 10.24 + .523 
a Lae 18.986 + .128 1.583 + .og1 8.34 + .479 
aye, ek 18.459 + .I51 2.067 + .107 11.20 + .586 
2 WW 18.315 + .102 1.701 + .072 9.29 + .393 
a eS 17.903 + .128 2.112 + .091 11.80 + .514 
ma) olny 17.324 + .108 1.965 -+ .076 11.34 + .446 
je 2 17.718 + .133 2.068 + .094 11.67 538 
ed 17.660 + .128 1.904 + .09I 10.78 + .520 
” 13 V 17.402 + .119 1.957 + .084 11.24 + .491 
5 13 W 17.761 + .127 2.041 + .090 11.49 + .513 
Hee LS X 17.507 + .I11 1.995 + .078 11.39 + .452 
nee gut 17.470 + .078 1.576 + .055 9.02 + .318 
fo. EWA 17.794 + .149 2.119 + .105 11.91 + .600 
