+--------+----------------------------------------+----------------------+
| Grade | Grade of offspring. |Totals. |
| of +--+--+--+--+--+---+---+---+---+---+--+--+ Means. |
|parents.|1¾| 2|2¼|2½|2¾| 3 | 3¼| 3½| 3¾| 4 |4¼|4½| Regression.|
+--------+--+--+--+--+--+---+---+---+---+---+--+--+-----+------+---------+
| 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 |
+--------+--+--+--+--+--+---+---+---+---+---+--+--+-----+------+---------+