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Jones, Dustin L.; Brown, Megan; Dunkle, Alisha; Hixon, Lindsay; Yoder, Nicole; Silbernick, Zach – Journal of Statistics Education, 2015
This study reports on the statistical content of five U.S. textbook series written for elementary students in grades 1-5. The researchers examined 17,688 pages and coded 7445 statistical tasks to determine (1) the distribution of statistical topics within textbooks, and (2) the relative emphasis on the phases of the statistical problem solving…
Descriptors: Statistics, Textbooks, Textbook Content, Elementary School Mathematics
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Tourangeau, Karen; Nord, Christine; Lê, Thanh; Wallner-Allen, Kathleen; Hagedorn, Mary C.; Leggitt, John; Najarian, Michelle – National Center for Education Statistics, 2015
This manual provides guidance and documentation for users of the longitudinal kindergarten-first grade (K-1) data file of the Early Childhood Longitudinal Study, Kindergarten Class of 2010-11 (ECLS-K:2011). It mainly provides information specific to the first-grade rounds of data collection. Data for the ECLS-K:2011 are released in both a…
Descriptors: Children, Surveys, Longitudinal Studies, Kindergarten