+--------+-----------------------------------------+---------------------+
| Grade | Grade of (F₆) offspring. |Totals. |
| of (F₅)+--+--+--+--+--+--+--+--+--+--+--+--+--+--+ Means. |
|parents.|+½| ¾| 1|1¼|1½|1¾| 2|2¼|2½|2¾| 3|3¼|3½|3¾| Regression.|
+--------+--+--+--+--+--+--+--+--+--+--+--+--+--+--+-----+------+--------+
| 2⅜ | | 1| 1| 1| 4| 8|13| 4| 4| 7| 3| 2| | | 48 | 2.14 | .23 |
| 2½ | | | | 3| 2| 2| 4| 3| 3| 5| 4| | | | 26 | 2.24 | .26 |
| 2⅝ | 1| | 1| 1| 2| 1| 2| 3| | 3| 4| 1| 1| | 20 | 2.26 | .36 |
| 2¾ | 1| | | 1| 4| 2| 5| | 3| 8| 2| 5| | | 31 | 2.35 | .40 |
| 2⅞ | | | | | 1| | 4| 1| 9| 7|11| 5| 2| | 40 | 2.74 | .13 |
| 3⅛ | | | | | | 1| 4| 2| 4| 7| 6| 2| 1| 2| 29 | 2.73 | .39 |
+--------+--+--+--+--+--+--+--+--+--+--+--+--+--+--+-----+------+--------+
|Totals | | | | | | | | | | | | | | | | | |
| or | | | | | | | | | | | | | | | | | |
|means, | | | | | | | | | | | | | | | | | |
| 2.69| 2| 1| 2| 6|13|14|32|13|23|37|30|15|4 | 2| 194 | 2.41 | .28 |
+--------+--+--+--+--+--+--+--+--+--+--+--+--+--+--+-----+------+--------+