Results of one-way t-tests and log-likelihood statistics for bipedal vs quadrupedal speeds and accelerations, using maximum speed and acceleration (over entire stride)
| . | Speed . | . | . | Acceleration . | . | . | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species . | td.f. . | P . | Log likelihood . | td.f. . | P . | Log likelihood . | ||||
| C. caudicinctus | –1.84(6) | 0.058 | –31.1 | –2.13(4.01) | 0.050 | –29.8 | ||||
| C. femoralis | –0.41(5) | 0.350 | –9.5 | –0.33(5) | 0.377 | –10.0 | ||||
| C. nuchalis | –1.77(7) | 0.060 | –9.4 | –4.59(3.58) | 0.010 | –1.6 | ||||
| R. adelaidensis | –2.90(5) | 0.017 | –5.6 | –1.34(5) | 0.119 | –6.2 | ||||
| . | Speed . | . | . | Acceleration . | . | . | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species . | td.f. . | P . | Log likelihood . | td.f. . | P . | Log likelihood . | ||||
| C. caudicinctus | –1.84(6) | 0.058 | –31.1 | –2.13(4.01) | 0.050 | –29.8 | ||||
| C. femoralis | –0.41(5) | 0.350 | –9.5 | –0.33(5) | 0.377 | –10.0 | ||||
| C. nuchalis | –1.77(7) | 0.060 | –9.4 | –4.59(3.58) | 0.010 | –1.6 | ||||
| R. adelaidensis | –2.90(5) | 0.017 | –5.6 | –1.34(5) | 0.119 | –6.2 | ||||
Significant values (P<0.05) are in bold type. Log-likelihood statistic shows the strength of the threshold; values closer to 0 denote less overlap