Grade 8 students in TLTS schools scored 0.12 standard deviations lower in social studies than comparison students¶
Claim · All claims
Evidence · 1 study · causalr?·q4·i0negligible
Currency · newest study 2023 · not yet checked against its sources · not reviewed by a person · recheck by 2026: local conditions change quickly
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.
q4 i0 On the grade 8 social studies assessment, TLTS students performed 0.12 standard deviations lower than comparison students (p = 0.030). → Naihobe Gonzalez 2023
Evidence¶
Naihobe Gonzalez 2023¶
Naihobe Gonzalez, Marykate Zukiewicz, Alicia Demers, Francisco Yang, Daniel Welsh. (2023). Evaluation of TNTP's Turnaround Leadership Teams Strategy, 2018–2022. Mathematica. https://www.mathematica.org/publications/evaluation-of-tntps-turnaround-leadership-teams-strategy-2018-2022
q4 · i0 · causal · r?
RCT finding for the grade-8-only social studies assessment. The report states TLTS students "performed, on average, 0.12 standard deviations lower (p-value = 0.030) than students in comparison schools" — a printed effect size of 0.12 SD, below d = 0.2.
"On the social studies assessment—administered only to students in grade 8—students in TLTS schools performed, on average, 0.12 standard deviations lower (p-value = 0.030) than students in comparison schools"
Discussion¶
Related Claims¶
- After two years, TLTS raised student ELA achievement by 0.05 standard deviations relative to comparison schools — related
- After two years, TLTS raised student math achievement by 0.09 standard deviations relative to comparison schools — related
- TLTS showed no detectable effect on science achievement after two years — related
- TNTP achieved fidelity for TLTS's two key program components across Cohorts 2 and 3 — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
tlts-grade8-social-studies-negative-effect |
title |
Grade 8 students in TLTS schools scored 0.12 standard deviations lower in social studies than comparison students |
description |
Grade 8 students in TLTS schools scored 0.12 standard deviations lower in social studies than comparison students |
status |
review |
evidence_strength |
moderate |
newest_evidence |
2023 |
recheck_by |
2026 |
generated |
by process:wiki-ingest on 2026-10-08 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — naihobe-gonzalez-2023 |
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