The DC school reforms were associated with learning gains in grade 8 math but not in grade 8 reading¶

Claim · All claims
Evidence · 1 study · causal r? · q2
Currency · newest study 2021 · not yet checked against its sources · not reviewed by a person · overdue for a recheck since 2024: local conditions change quickly

Subclaims¶

q2 i? Grade 8 math showed reform-associated learning gains, while grade 8 reading did not. → Dallas Dotter 2021

Evidence¶

Dallas Dotter 2021¶

Dallas Dotter, Duncan Chaplin, and Maria Bartlett. (2021). Measuring the Impacts of School Reforms in the District of Columbia on Student Achievement (Issue Brief). Mathematica. https://www.mathematica.org/publications/measuring-the-impacts-of-school-reforms-in-the-district-of-columbia-on-student-achievement

q2 · i? · causal · r?

The brief's key findings report that the reforms "were also associated with learning gains in grade 8 math but not in grade 8 reading." No effect sizes or test statistics are printed in the brief text.

"The reforms were also associated with learning gains in grade 8 math but not in grade 8 reading."

Discussion¶

Related Claims¶

• The 2007 DC school reforms improved student learning in math, per testimony based on NAEP data from the early 1990s to 2017 — a broader claim this one bears on
• The 2007 DC school reforms improved student learning in reading, per testimony based on NAEP data through 2017 — reports the opposite
• The DC school reforms were associated with larger than expected improvements in grade 4 math and reading scores on the National Assessment of Educational Progress — related
• For DCPS students in grades 6 to 8, achievement gains under new principals were larger and statistically significant in both math and reading — related
• Impacts of the DC reforms on NAEP math scores were largest for Black students — related
• Reformed elementary schools made significant test-score improvements versus matched comparison schools, with gains growing gradually over four years — related
• The DC reforms were associated with grade 8 math gains, especially for cohorts with more exposure, but not grade 8 reading gains — possibly the same claim (merge candidate)