Table 1. The repeatability as Intra-Class Correlation within the social condition (first and second round of experiments) and between the solitary condition and the social condition (mean of the two social condition rounds).
| Experiment | Measure | ICC (3,1) | 95%CI (lower, upper) | F, p |
|---|---|---|---|---|
| Social condition | ||||
| Novel obj. S | Latency approach | 0.31 | −0.18, 0.68 | 1.91, 0.10 |
| Latency touch | 0.45 | −0.03, 0.76 | 2.61, 0.03 | |
| Duration proximity | 0.70 | 0.35, 0.88 | 5.76, 0.001 | |
| No. approaches | −0.04 | −0.50, 0.43 | 0.92, 0.57 | |
| Duration manip. | 0.81 | 0.54, 0.93 | 9.25, <0.001 | |
| Novel obj. L | Latency approach | −0.11 | −0.55, 0.37 | 0.80, 0.67 |
| Latency touch | 0.03 | −0.44, 0.49 | 1.07, 0.449 | |
| Duration proximity | 0.78 | 0.50, 0.92 | 8.21, <0.001 | |
| No. approaches | 0.32 | −0.17, 0.69 | 1.96, 0.10 | |
| Duration manip. | 0.79 | 0.52, 0.92 | 8.62, <0.001 | |
| Novel env. | Latency approach | 0.12 | −0.37, 0.56 | 1.28, 0.32 |
| Latency touch | −0.01 | −0.48, 0.46 | 0.98, 0.51 | |
| Duration manip. | −0.11 | −0.55, 0.38 | 0.80, 0.67 | |
| Sandbox | Latency approach | −0.21 | −0.62, 0.28 | 0.65, 0.81 |
| Latency touch | −0.16 | −0.59, 0.33 | 0.72, 0.74 | |
| Duration proximity | 0.49 | 0.02, 0.78 | 2.89, 0.02 | |
| No. approaches | 0.48 | 0.01, 0.77 | 2.83, 0.02 | |
| Duration manip. | 0.03 | −0.44, 0.49 | 1.06, 0.45 | |
| No. items cons'd | 0.15 | −0.35, 0.58 | 1.34, 0.28 | |
| Bucket | Latency approach | 0.47 | 0.01, 0.77 | 2.79, 0.02 |
| Latency touch | 0.50 | 0.04, 0.78 | 2.98, 0.02 | |
| Duration proximity | 0.14 | −0.35, 0.57 | 1.34, 0.29 | |
| No. approaches | 0.13 | −0.36, 0.56 | 1.29, 0.31 | |
| Duration manip. | 0.27 | −0.23, 0.65 | 1.73, 0.14 | |
| Latency solve | 0.76 | 0.45, 0.92 | 7,22, <0.001 | |
| No. items cons'd | 0.23 | −0.27, 0.63 | 1,60, 0.18 | |
| Perspex | Latency approach | 0.45 | −0.02, 0.76 | 2.66, 0.03 |
| Latency touch | 0.44 | −0.03, 0.78 | 2.59, 0.03 | |
| Duration proximity | −0.30 | −0.67, 0.20 | 0.54, 0.88 | |
| No. approaches | 0.42 | −0.07, 0.74 | 2.42, 0.04 | |
| Duration manip. | −0.10 | −0.55, 0.38 | 0.81, 0.66 | |
| Latency solve | 0.64 | 0.25, 0.86 | 4.62, 0.002 | |
| No. items cons'd | 0.27 | −0.23, 0.65 | 1.73, 0.14 | |
| Bird | Latency approach | −0.25 | −0.64, 0.25 | 0.60, 0.84 |
| Duration proximity | 0.13 | −0.37, 0.56 | 1.29, 0.31 | |
| No. approaches | 0.33 | −169, 0.69 | 1.96, 0.09 | |
| Snake | Latency approach | 0.69 | 0.32, 0.87 | 5.40, 0.001 |
| Duration proximity | 0.63 | 0.23, 0.85 | 4.37, 0.003 | |
| No. approaches | 0.50 | 0.04, 0.78 | 2.96, 0.02 | |
| Solitary condition | ||||
| Bucket | Latency approach | 0.30 | −0.22, 0.68 | 1.84, 0.13 |
| Latency touch | 0.20 | −0.31, 0.62 | 1.51, 0.22 | |
| Duration in proximity | 0.17 | −0.34, 0.60 | 1.40, 0.26 | |
| No. approaches | −0.20 | −0.62, 0.31 | 0.67, 0.78 | |
| Duration manip. | −0.08 | −0.54, 0.42 | 0.86, 0.61 | |
| Latency solve | −0.02 | −0.50, 0.47 | 0.97, 0.53 | |
| Snake | Latency approach | 0.40 | −0.11, 0.74 | 2.31, 0.05 |
| Duration proximity | 0.78 | 0.48, 0.92 | 8.13, <0.001 | |
| No. approaches | 0.62 | 0.19, 0.85 | 4.20, 0.004 | |
ICC (3,1) values are given as consistency agreement and single correlation. Bold typeface signifies repeatability significantly above 0, italics a trend at significance level 0.05 < p ≤ 0.10 by F-test.