Illuminations and Insights
We shine a light on our partners, the work we've done across the country, and insights from our team members.
Measuring the impact of test opt-out on achievement and growth
When examining patterns of test opt-out and its impact on student achievement and growth in South Carolina, EA found that test participation in 2021 was higher than expected, but still lower than historical rates. We found some evidence of the negative impact of test non-participation on aggregated achievement.