Table 1. ANOVA results of the data.
ANOVA table for variance analysis | |||
---|---|---|---|
Independent variable | DF | F value | p value |
Response variable: the adhesive force on the smooth surface | |||
Condition | 1 | 45.3575 | 4.79E-06 |
Bubble | 1 | 4187.917 | 8.66E-21 |
Interaction | 1 | 55.44147998 | 1.3893E-06 |
error | 16 | ||
Response variable: the shear force on the smooth surface | |||
Condition | 1 | 10447.36364 | 9.38E-14 |
Bubble | 1 | 13196.45455 | 3.69E-14 |
Interaction | 1 | 9251 | 1.52E-13 |
error | 8 | ||
Response variable: the shear force on the surface with a groove | |||
Condition | 1 | 188.4615385 | 7.6438E-07 |
Bubble | 1 | 199.3846154 | 6.1507E-07 |
Interaction | 1 | 88.61538462 | 1.3303E-05 |
error | 8 | ||
Response variable: the stable angle of the living fish’s direction | |||
Fish individual | 3 | 0.209302 | 0.887443 |
Flow angle | 3 | 203.7907 | 1.37E-08 |
error | 9 | ||
Response variable: the shear force of the fish in different direction | |||
Fish individual | 3 | 3.923587 | 0.025648 |
Staying direction | 6 | 42.42719 | 5.00E-12 |
error | 18 | ||
Response variable: the adhesive force on the rough surface | |||
Surface roughness | 9 | 47.27707705 | 1.59E-18 |
error | 40 |