| T | Df | Sig. (2-tailed) | Mean Difference | 95% Confidence Interval of the Difference | |
| Lower | Upper | ||||
Raw W | −0.97 | 7 | 0.36 | −0.11 | −0.37 | 0.15 |
Tilapia Fish | 0.55 | 7 | 0.60 | 0.03 | −0.11 | 0.18 |