estimate_impact | Estimate the effect size difference between focal and composite group abilities |
null_repsd | null_repsd |
plot_repsd | REPSD Null vs Observed Histogram |
repsd | repsd |
repsd_pval | Calculating p-values for repsd |
timmsData | Sample data from TIMMS |
timmsDiffic | Sample TIMMS item difficulties |
timmsDiscrim | Sample TIMMS item discriminations |