Claims

FFL scores correlate more strongly with contributions to math achievement than to achievement in other subjects

Claim · All claims
Evidence · 1 study · associational r? · q3
Currency · newest study 2016 · 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? Correlations between FFL scores and principals' contributions to math achievement are higher than correlations with contributions to achievement in other subjects. → Moira McCullough 2016

Evidence

Moira McCullough 2016

Moira McCullough, Stephen Lipscomb, Hanley Chiang, Brian Gill. (2016). Do Principals' Professional Practice Ratings Reflect Their Contributions to Student Achievement? Evidence from Pennsylvania's Framework for Leadership. Working Paper 46. Cambridge, MA: Mathematica Policy Research. https://www.mathematica.org/publications/do-principals-professional-practice-ratings-reflect-their-contributions-to-student-achievement

q3 · i? · associational · r?

Subject-specific concurrent validity analysis comparing FFL correlations with math versus other-subject value-added; the paper reports "contributions to math achievement were more highly correlated than contributions to achievement in other subjects." No coefficients are printed.

"Contributions to math achievement were more highly correlated than contributions to achievement in other subjects."

Discussion

Page metadata
Field Value
type claim
id ffl-math-value-added-stronger-correlation
title FFL scores correlate more strongly with contributions to math achievement than to achievement in other subjects
description FFL scores correlate more strongly with contributions to math achievement than to achievement in other subjects
status review
evidence_strength moderate
newest_evidence 2016
generated by process:wiki-ingest on 2026-10-08
trust unverified — no one has confirmed this page's content
sources 1 — moira-mccullough-2016

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