https://jzangela.r-universe.devRecent package updates in jzangelaR-universehttps://github.com/jzangela.pnghttps://jzangela.r-universe.devThu, 20 Nov 2025 19:47:40 GMTjzhang2637@wisc.edu (Jingru Zhang)This dataset was collected using a new four-arm within-study comparison design. The study aimed to examine the impact of a mathematics training intervention and a vocabulary study session on post-test scores in mathematics and vocabulary, respectively. The innovative four-arm within-study comparison design facilitates both experimental and quasi-experimental identification of average causal effects.https://github.com/r-universe/jzangela/actions/runs/27747737388Thu, 20 Nov 2025 19:47:40 GMTWSCdata0.1.1.9000successhttps://jzangela.r-universe.devhttps://github.com/jzangela/wscdata