Table 2. ANOVA and coefficient summary of multilevel model of the 2014 data, monetary token exchange.
Fixed Effects | Model coefficients | |||||||
---|---|---|---|---|---|---|---|---|
Source | χ2 | Df | p < | Source | B | Lower CI | Upper CI | b / rsd |
Experiment Round (Time) | 0.86 | 1 | 0.35 | Intercept | 0.66 | 0.59 | 0.73 | |
Group | 46.18 | 1 | 0.001 | Time | 0.01 | -0.01 | 0.04 | 0.05 |
Equality | 38.74 | 2 | 0.001 | Group | -0.16 | -0.25 | -0.08 | -0.67 |
Group x Time | 5.66 | 1 | 0.02 | Equality: high vs equal | 0.19 | 0.09 | -0.14 | 0.78 |
Equality x Time | 17.25 | 2 | 0.001 | Equality: low vs equal | -0.22 | -0.32 | -0.12 | -0.91 |
Random effects | Time X Group | -0.03 | -0.06 | -0.01 | -0.14 | |||
Source | Int. (SD) | Slope (SD) | R | Time X Equality_high | -0.04 | -0.07 | -0.01 | -0/16 |
Time | Game | 0.00* | 0.02* | 0.22 | Time X Equality_low | 0.03 | -0.00 | 0.06 | 0.13 |
Time | Game | Particip | 0.11* | 0.03* | 0.41 | |||||
Residual | 0.25 |
Note: CI = 95% confidence interval. rsd = residual standard deviation. Int. = intercept.
Overall test of random effects χ2(4) = 34.3, p < 0.001. Phi of correlation structure = 0.23.
* p < 0.05 for random effects