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Direct linkNamkung, Jessica M.; Fuchs, Lynn S. – Journal of Educational Psychology, 2016
The purpose of this study was to examine the cognitive predictors of calculations and number line estimation with whole numbers and fractions. At-risk 4th-grade students (N = 139) were assessed on 6 domain-general abilities (i.e., working memory, processing speed, concept formation, language, attentive behavior, and nonverbal reasoning) and…
Descriptors: Predictor Variables, Numbers, Mathematics, Grade 4
Download full textMandinach, Ellen B.; Bridgeman, Brent; Cahalan-Laitusis, Cara; Trapani, Catherine – College Board, 2005
The effects of extended time on SAT Reasoning Test™ performance are examined. The study explored the impact of providing standard time, time and a half (1.5 time) with and without specified section breaks, and double time without specified section breaks on the verbal and mathematics sections of the SAT®. Differences among ability, disability, and…
Descriptors: College Entrance Examinations, Standardized Tests, Timed Tests, Disabilities
