STATISTICAL BIOLOGICAL STUDY. 



Inheritance of Eye-color, Homo. 

 , son; d, daughter? /.father; m, mother. 



Parental I AV r ge ?f^ and ;^ - 

 I r sm andr df .. 



r df 



r sjjr anc * r dmm 



r s/m' r d& r dmf> r smm ' 



r m/' r dfm 



Great-grand-parental inheritance, average , . . 



Grand- 

 parental 



No. of Changes of Sex. 



.530 



.370 



.347 



.459 



.300 



.222 



.296 

 .145 



.038 



Parental. 



Exceptional fathers produce exceptional sons at a rate 

 three to six times that of non-exceptional fathers and ex- 

 ceptional pairs at ten times the rate of non-exceptional pairs, 

 Pearson, '00 C , pp. 38, 47. 



x y Cor. -Reg. 



Longevity: r p xy 



Father and son (Beeton and Pearson, '99) .12 



" ** adult son (Beeton and Pearson, '01) . 135 . 10 



" adult dau. " " " " .130 .08 



Mother and adult son " " " " .131 .12 



" dau. " " " " 149 .12 



Eye-color (Pearson and Lee, '00) 55 to .44 



Stature, English middle class: 



Father and son (Pearson, '96, p. 270) .396 .352 



" dau. " " " .360 .419 



Mother anjd son " " " .302 .269 



" dau. " " " 284 .275 



Head index. N. Amer. Indian: 



Mother and son (Pearson, '00, p. 458) .370 



" dau. " .300 



Coat-color, thoroughbred horses: 



Sire, foal (Pearson, '00, p. 458) .517 



Dam, foal " -527 



Fertility : 



Mother and daughter, British upper class .042 . 010 



Father and son , . . 05 1 . 009 



Mother and daughter, British peerage .210 



Father and son, -066 



Mother and daughter, landed gentry . 105 



Father and son -116 



r f> 



Frontal breadth, Hyalopterus (Warren, '02) .335 .359 



Length R. antenna, Hyalopterus " .427 .507 



Ratio: R. antenna -^frontal breadth (Warren, ''02) . . . .439 .539 



Ratio: Length protopodite -*- length body, Daphnia 



(Warren, '02) , 466 .619 



