Table 8.—Classification of generation 8, plus series.

Grade of parents. Grade of offspring. Totals. Means. Regression.
1¾ 2 2¼ 2½ 2¾ 3 3¼ 3½ 3¾ 4 4¼ 4½
3¼ 2 2 4 3.25 0
3⅜
3½ 1 4 6 9 18 17 2 2 59 3.46 .04
3⅝ 1 2 9 13 30 69 44 144 149 22 1 484 3.50 .12
3¾ 2 1 9 12 55 39 152 173 23 2 469 3.49 .26
3⅞ 1 2 4 23 18 98 69 19 2 1 238 3.53 .34
4 1 2 3 10 6 34 6 1 1 64 3.31 .69
4⅛ 2 5 2 14 13 14 10 60 3.72 .40
4¼ 1 7 11 2 1 22 3.69 .56
4⅜ 2 5 1 8 3.96 .41
Totals or means, 3.75 1 5 13 25 55 170 119 469 440 88 20 1 1408 3.48 .27

Table 9.—Classification of generation 9, plus series.

Grade of parents. Grade of offspring. Totals. Means. Regression.
1¾ 2 2¼ 2½ 2¾ 3 3¼ 3½ 3¾ 4 4¼ 4½
3½ 1 1 1 1 4 3.25 .25
3⅝ 1 1 6 12 28 26 96 63 10 1 244 3.43 .19
3¾ 1 2 4 7 19 45 50 224 212 25 2 591 3.50 .25
3⅞ 2 5 25 32 105 177 64 8 6 424 3.65 .22
4 1 2 5 14 15 7 1 45 3.57 .43
4⅛ 2 4 1 7 3.57 .55
4¼ 1 1 2 4 3.75 .50
4⅜ 3 3 3.50 .87
Totals or means, 3.78 1 3 5 17 38 105 110 443 473 109 11 7 1322 3.54 .24

Table 10.—Classification of generation 10, plus series.

Grade of parents. Grade of offspring. Totals. Means. Regression.
2¼ 2½ 2¾ 3 3¼ 3½ 3¾ 4 4¼ 4½ 5
3¾ 1 1 9 13 63 117 44 8 1 257 3.69 .06
3⅞ 1 3 3 16 95 142 62 20 5 347 3.72 .15
4 4 26 61 20 7 2 120 3.76 .24
4⅛ 11 17 7 6 1 2 44 3.87 .25
4¼ 1 4 2 1 8 3.84 .41
Totals or means, 3.88 1 1 4 12 33 196 341 135 42 9 2 776 3.73 .15

Table 11.—Classification of generation 11, plus series.

Grade of parents. Grade of offspring. Totals. Means. Regression.
2¾ 3 3¼ 3½ 3¾ 4 4¼ 4½ 4¾ 5
3¾ 2 7 2 11 3.75 0
3⅞ 2 7 17 87 162 41 11 3 3 333 3.70 .17
4 3 2 25 87 65 24 6 1 1 214 3.87 .13
4⅛ 3 3 16 49 27 8 2 2 110 3.81 .31
4¼ 2 13 5 3 1 1 25 3.91 .34
4⅜ 1 3 4 3.94 .43
Totals or means, 3.97 2 13 22 132 319 143 46 12 7 1 697 3.78 .19