Claims

Success Boston Coaching has potentially positive effects on progressing in college, based on two quasi-experimental studies meeting WWC standards with reservations

Claim · All claims
Evidence · 1 study · quant-synthesis r1 · q2
Currency · newest study 2020 · checked against its sources 2026-10-20 (automated, 1 of 1 entry) · 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 i? Across two QED studies meeting WWC standards with reservations, coaching showed a positive and statistically significant effect on progressing in college, with an outcome average improvement index of +9 based on 8,375 students. → What Works Clearinghouse 2020

Evidence

What Works Clearinghouse 2020

What Works Clearinghouse, Institute of Education Sciences, U.S. Department of Education. (2020). Success Boston Coaching (WWC 2021-001). https://ies.ed.gov/ncee/wwc/InterventionReport/708

q2 · i? · quant-synthesis · r1

WWC synthesis of two quasi-experimental studies (statistically/propensity matched comparison groups) of Boston Public Schools graduates. The report describes "evidence of a positive effect with no overriding contrary evidence", an outcome average improvement index of +9 across 8,375 students; no effect size is printed in the quoted finding sentence.

"The WWC determined that two studies that meet WWC group design standards with reservations (Linkow et al., 2017; Linkow et al., 2019) showed evidence of a positive and statistically significant effect of Success Boston Coaching on progressing in college."

Discussion

Page metadata
Field Value
type claim
id success-boston-coaching-potentially-positive-progressing-in-college
title Success Boston Coaching has potentially positive effects on progressing in college, based on two quasi-experimental studies meeting WWC standards with reservations
description Success Boston Coaching has potentially positive effects on progressing in college, based on two quasi-experimental studies meeting WWC standards with reservations
status review
evidence_strength moderate
newest_evidence 2020
source_checked 2026-10-20
generated by process:wiki-ingest on 2026-10-09
trust unverified — no one has confirmed this page's content
sources 1 — what-works-clearinghouse-2020

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