Expected handedness for Leptuca cumulanta is 50% right-handed and 50% left-handed
Observed handedness (based on raw totals across all data sets) is 46.47% right-handed, 53.53% left-handed
The following figure displays the left and right counts for each individual data set.
| Reference | Right Count | Left Count | Right % | Left % | Notes |
|---|---|---|---|---|---|
| Rosenberg (2000) | 5 | 2 | 0.714 | 0.286 | |
| Ahmed (1976) | 68 | 92 | 0.425 | 0.575 | |
| Ahmed (1976) | 170 | 183 | 0.482 | 0.518 | |
| Yamaguchi (1994) | 14 | 19 | 0.424 | 0.576 |