+--------+-----------------------------------------------+
| Grade | Grade of (F₄) offspring. |
| of (F₃)+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|parents.|-¼| 0|+¼|+½| ¾| 1|1¼|1½|1¾| 2|2¼|2½|2¾| 3|3¼|3½|
+--------+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
| 2¼ | 2| 1| | 1| 3| 6| 6| 9|16|25|14|10| 2| 1| | |
| 2⅜ | | 2| 1| 1| 1| 6| 3| 8| 3| 9| | 4| 4| 1| 1| |
| 2⅞ | 1| | | 2| | 1| 1| 1| 1| 1| | | | | | |
| 3 | | | | 1| 1| 3| | 3| 5| 9| 5| 7| 3| 1| | 1|
| 3⅛ | | | | | | | | 1| 1| 3| 1| 2| 5| 4| | 1|
| +--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|Totals | | | | | | | | | | | | | | | | |
| or | | | | | | | | | | | | | | | | |
|means, | | | | | | | | | | | | | | | | |
| 2.52| 3| 3| 1| 5| 5|16|10|22|26|47|20|23|14| 7| 1| 2|
+--------+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
+--------+-------+------+-----------+
| Grade | | | |
| of (F₃)|Totals.|Means.|Regression.|
|parents.| | | |
+--------+-------+------+-----------+
| 2¼ | 96 | 1.78 | .47 |
| 2⅜ | 44 | 1.67 | .70 |
| 2⅞ | 8 | .91 | 1.96 |
| 3 | 39 | 2.02 | .98 |
| 3⅛ | 18 | 2.82 | .30 |
| +-------+------+-----------+
|Totals | | | |
| or | | | |
|means, | | | |
| 2.52| 205 | 1.86 | .66 |
+--------+-------+------+-----------+