Claims

Participation in at least two AP workshops produced significant GPA improvements of 0.55 sd overall, 0.61 sd language, 0.36 sd math, and 0.33 sd art

Claim · All claims
Evidence · 1 study · causal r2 · q2 · i2 medium
Currency · newest study 2023 · not yet checked against its sources · not reviewed by a person

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q2 i2 Students who participated in at least two AP workshops showed significant GPA improvements: 0.55 sd overall, 0.61 sd language, 0.36 sd math, and 0.33 sd art. → Pablo Egana-delSol 2023

Evidence

Pablo Egana-delSol 2023

Pablo Egana-delSol. (2023). The impacts of a high-school art-based program on academic achievements, creativity, and creative behaviors. npj Science of Learning 8:39. https://doi.org/10.1038/s41539-023-00187-6

q2 · i2 · causal · r2

Doubly robust reweighted regression and PSM analyses of students participating in at least two AP workshops versus matched controls found significant GPA improvements with printed effect sizes of 0.55 sd overall, 0.61 sd language, 0.36 sd math, and 0.33 sd art, including "0.55 sd on overall GPA."

"The evidence supporting Hypothesis 3 came in the form of a significant impact of 0.55 sd on overall GPA, 0.61 sd on language GPA, 0.36 on math GPA, and 0.33 sd on art GPA"

Discussion

Page metadata
Field Value
type claim
id ap-gpa-improvements-effect-sizes
title Participation in at least two AP workshops produced significant GPA improvements of 0.55 sd overall, 0.61 sd language, 0.36 sd math, and 0.33 sd art
description Participation in at least two AP workshops produced significant GPA improvements of 0.55 sd overall, 0.61 sd language, 0.36 sd math, and 0.33 sd art
status review
evidence_strength moderate
newest_evidence 2023
generated by process:wiki-ingest on 2026-10-26
trust unverified — no one has confirmed this page's content
sources 1 — pablo-egana-delsol-2023

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