Model | Treatment estimate | Standard error | Residual variance | Random variance | Control variance | ICC |
---|---|---|---|---|---|---|
Ignore clustering | 6.83 | 5.35 | 398.13 | |||
Random effects | ||||||
Individual clusters of size 1 | 6.83 | 5.35 | 398.13 | <0.0001 | <0.0001a | |
One large cluster | 6.83 | 5.35 | 398.13 | <0.0001 | <0.0001a | |
Artificial-clusters | 6.93 | 5.48 | 394.01 | 4.84 | 0.0121a | |
Partially clustered | ||||||
Individual clusters of size 1 | 6.83 | 5.35 | 398.13 | <0.0001 | <0.0001b | |
One large cluster | 6.83 | 5.35 | 398.13 | <0.0001 | <0.0001b | |
Artificial-clusters | 6.83 | 5.35 | 398.13 | <0.0001 | <0.0001b | |
Heteroskedastic | ||||||
Individual clusters of size 1 | 6.83 | 5.29 | 338.50 | <0.0001 | 449.54 | <0.0001b |
One large cluster | 6.83 | 5.29 | 338.50 | <0.0001 | 449.54 | <0.0001b |
Artificial-clusters | 6.83 | 5.29 | 338.50 | <0.0001 | 449.54 | <0.0001b |