Claims

I-BEST has no discernible effects on credit accumulation

Claim · All claims
Evidence · 1 study · causal r2 · q3
Currency · newest study 2020 · 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.

q3 i? One quasi-experimental study (42,894 students) found an indeterminate effect of I-BEST on the percentage of students earning more than 12 credits, with effect size -0.03 and improvement index -1. → credacc-1

Evidence

credacc-1

What Works Clearinghouse, Institute of Education Sciences, U.S. Department of Education. (2020, September). Integrated Basic Education Skills and Training (I-BEST). https://ies.ed.gov/ncee/wwc/InterventionReport/706

q3 · i? · causal · r2

In the Anderson et al. (2017) QED (Accelerating Opportunity, propensity score matched, 42,894 students), 45.7% of the intervention group versus 46.9% of the comparison group earned more than 12 credits, effect size -0.03, improvement index -1, p .13 — not statistically significant.

"Earned more than 12 credits (%) (Anderson et al., 2017)c Full Sample 42,894 45.7 46.9 -1.2 -0.03 -1 .13"

Discussion

Page metadata
Field Value
type claim
id ibest-no-discernible-effects-credit-accumulation
title I-BEST has no discernible effects on credit accumulation
description I-BEST has no discernible effects on credit accumulation
status review
evidence_strength moderate
newest_evidence 2020
generated by process:wiki-ingest on 2026-10-09
trust unverified — no one has confirmed this page's content
sources 1 — credacc-1

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