Indiana NAEP gains may be misleading

Indiana’s eighth-grade reading scores appear to be a bright spot in the mostly drab results of the 2017 National Assessment of Educational Progress. But on closer inspection, maybe not.

Indiana was one of 10 states that boosted eighth-grade reading scores between 2015 and 2017. But the improvement may be misleading, Indiana University professor Sarah Theule Lubienski said. Grade-retention policies that Indiana implemented five years earlier may have removed the lowest-achieving students from the group, leaving a stronger-than-normal class.

“I’d like to think this is a real gain, that the students in eighth grade were reading better,” said Lubienski, a professor of math education and an expert on NAEP. “But I worry we may have just lost our most struggling readers in that cohort.”

The National Assessment of Educational Progress, given every two years to a sample of students in the 50 states and the District of Columbia, measures math and reading performance in fourth and eighth grades. At the national level, the latest scores changed little from 2015.

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