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218   NATURAL INHERITANCE.

TABLE 21.

ERROR IN CALCULATIONS.

Numbers of Errors of various Amounts in the 3 Calculations, Table 20, of the
Number of Light Eye-coloured Children in the 78 Families.

 
 

Amount of Errors.

 

Data employed referring to

0.0

to

0'S.

0.6

to

1.1

1.2

to

1.7

1.8

to

2.3

2'4

and

above.

Ca

Cases.

I. The 2 parents only    

19

30

18

5

6

78

11. The 4 grandparents only

16

28

10

10

14

78

III. The 2 parents and 4 grand.

parents   

41

17

8

4

8

78

TABLE 22.
INHERITANCE OF THE ARTISTIC FACULTY.

 
 

Children.

Parents.

"Observed.

Per cents.

         
 

Number

of

Fraterni-

ties.

Total

children.

Of whom

are

artistic.

Observed.

Calculated.

art.

not

art. •

art

not

art.

Both artistic    

30

148

95

64

86

60

40

One artistic; one not..

101

520

201

39

61

39

61

Neither artistic   

150

839

173

21

79

17

83

Totals   

281

1507

I   469

100

100

100

100

The "parents " and the " children " in this Table usually rank respectively as Grandparents and Parents in the 91. F. F. pedigrees.