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Direct linkHenry May; Aly Blakeney – AERA Online Paper Repository, 2022
This paper presents evidence confirming the validity of the RD design in the Reading Recovery study by examining the ability of the RD design to replicate the 1st grade results observed in the original i3 RCT focused on short-term impacts. Over 1,800 schools participated in the RD study over all four cohort years. The RD design used cutoff-based…
Descriptors: Reading Programs, Reading Instruction, Cutting Scores, Comparative Analysis
Jordan, Nancy C.; Glutting, Joseph; Ramineni, Chaitanya; Watkins, Marley W. – School Psychology Review, 2010
Using a longitudinal design, children were given a brief number sense screener (NSB) screener (N = 204) over six time points, from the beginning of kindergarten to the middle of first grade. The NSB is based on research showing the importance of number competence (number, number relations, and number operations) for success in mathematics.…
Descriptors: Mathematics Achievement, Reliability, Achievement Tests, Kindergarten
