+--------+---------------------------------------+-----------------------+
| Grade | Grade of offspring. |Totals. |
| of +--+--+--+--+---+--+---+---+---+--+--+--+ Means. |
|parents.| 0| ¼| ½| ¾| 1 |1¼| 1½| 1¾| 2 |2¼|2½|2¾| Regression.|
+--------+--+--+--+--+---+--+---+---+---+--+--+--+------+------+---------+
| 1⅝ | | | | 1| | | 1| 2| 1| | | | 5 | 1.55 | .07 |
| 1¾ | | | 1| 2| 1| 1| 6| 11| 9| | | 1| 32 | 1.67 | .08 |
| 1⅞ | 2| 1| 6| 4| 35|20| 47| 99|106| 6| 3| 1| 330 | 1.65 | .22 |
| 2 | | | 8|14| 51|60|119|368|324|22| 3| | 969 | 1.72 | .28 |
| 2⅛ | | 1| 2| 3| 14|10| 30| 92|104| 4| | | 260 | 1.74 | .38 |
| 2¼ | | | | | | | 5| 10| 19| 6| 1| | 41 | 1.93 | .32 |
| 2⅜ | | | | | | | 2| 2| | | | | 4 | 1.63 | .74 |
| 2½ | | | | | | 1| | 4| 10| | | | 15 | 1.88 | .62 |
| 2⅝ | | | | | | | 1| 3| 8| 5| 1| | 18 | 2.28 | .09 |
| 2¾ | | | | | | | | 3| 3| | | | 6 | 1.87 | .88 |
+--------+--+--+--+--+---+--+---+---+---+--+--+--+------+------+---------+
|Totals | | | | | | | | | | | | | | | |
| or | | | | | | | | | | | | | | | |
|means, | | | | | | | | | | | | | | | |
| 2.01| 2| 2|17|24|101|92|211|594|584|43| 8| 2| 1680 | 1.73 | .28 |
+--------+--+--+--+--+---+--+---+---+---+--+--+--+------+------+---------+