According to the RAND model framework, reading comprehension test performance is influenced by readers' reading skills or reader characteristics, test properties, and their interactions. However, little empirical research has systematically compared the impacts of reader characteristics, test properties, and reader-test interactions across…

The 2018 NAEP Oral Reading Fluency (ORF) study is conducted by NCES to examine fourth-grade students' ability to read passages out loud with sufficient speed, accuracy, and expression, as well as foundational skills to gauge underlying sources of poor fluency. Oral reading fluency and foundational skills are important components of reading that…