Table 2.
fixed effect | value | s.e. | d.f. | t-value | p-value |
---|---|---|---|---|---|
(a) median speed (mm s−1) | |||||
intercept | 59.140 | 5.460 | |||
individual | 0.062 | 0.028 | 130 | 2.210 | 0.029 |
group size = 4 | −0.359 | 4.778 | 33 | −0.075 | 0.941 |
group size = 8 | 6.059 | 4.755 | 33 | 1.274 | 0.211 |
body size | −0.642 | 0.705 | 130 | −0.910 | 0.364 |
(b) variance in speed (mm2 s−2) | |||||
intercept | 1541.963 | 229.261 | |||
individual | 0.069 | 0.042 | 130 | 1.655 | 0.100 |
group size = 4 | −120.140 | 160.507 | 33 | −0.749 | 0.460 |
group size = 8 | 14.820 | 158.844 | 33 | 0.093 | 0.926 |
body size | 46.130 | 33.790 | 130 | 1.365 | 0.175 |
(c) median turning speed (rad s−1) | |||||
intercept | 1.129 | 0.082 | |||
individual | 0.144 | 0.028 | 130 | 5.117 | <0.001 |
group size = 4 | 0.001 | 0.063 | 33 | 0.021 | 0.983 |
group size = 8 | 0.080 | 0.063 | 33 | 1.277 | 0.211 |
body size | −0.065 | 0.011 | 130 | −5.719 | <0.001 |