| hlm_context | Contextual effect for a Level-1 predictor (Mundlak decomposition) |
| hlm_context_plot | Convenience wrapper to plot contextual effects |
| hlm_decompose | Multilevel variance decomposition (within/between/longitudinal) |
| hlm_decompose_long | Longitudinal three-level variance decomposition (B-P-W) |
| hlm_icc | Intraclass correlation and design effect from a random-intercept model |
| hlm_icc_plot | Teaching plot for intraclass correlation (ICC) |
| hlm_xint_geom | Geometry of a cross-level interaction (random slopes fan plot) |
| plot.hlm_context | Plot method for hlm_context objects |
| plot.hlm_decompose | Plot method for hlm_decompose objects |