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Baseline equivalence

Build WWC-aligned baseline equivalence tables and effect sizes.

baseline_equivalence()
Baseline equivalence table for an impact evaluation
hedges_g()
Hedges' g standardized mean difference
cox_index()
Cox index for a binary covariate
wwc_classify()
Classify baseline equivalence under WWC standards
wwc_summary()
Overall WWC baseline-equivalence verdict
attrition()
Overall and differential attrition

Study rating and robustness

Adjudicate a WWC study rating and check how robust it is.

wwc_rating()
WWC group-design study rating
attrition_boundary()
Classify a study under the WWC attrition standard
cluster_correction()
WWC clustering correction for mismatched analyses
wwc_robustness()
Robustness of the WWC baseline-equivalence verdict

Report output

Visualise and format a baseline equivalence table.

love_plot()
Love plot of standardized effect sizes
gt_baseline()
Format a baseline equivalence table with gt

Data

Example dataset.

tutoring
Simulated tutoring program evaluation