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Marcruz, Ong Yew Lee; Carrie, Ho Ka Lee; Manabu, Kawata; Mayumi, Takahashi; Kumpei, Mizuno – International Journal of Early Years Education, 2022
It has become increasingly clear that the early use of decomposition for addition is associated with later mathematical achievement. This study examined how younger children execute a base-10 decomposition strategy to solve complex arithmetic (e.g. two-digit addition). 24 addition problems in two modalities (WA: Written Arithmetic; OA: Oral…
Descriptors: Cross Cultural Studies, Arithmetic, Foreign Countries, Correlation
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Reckase, Mark D.; Xu, Jing-Ru – Educational and Psychological Measurement, 2015
How to compute and report subscores for a test that was originally designed for reporting scores on a unidimensional scale has been a topic of interest in recent years. In the research reported here, we describe an application of multidimensional item response theory to identify a subscore structure in a test designed for reporting results using a…
Descriptors: English, Language Skills, English Language Learners, Scores
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Raymo, James M.; Iwasawa, Miho – Journal of Marriage and Family, 2008
In this paper, we examine two aspects of recent increases in marriage preceded by pregnancy (bridal pregnancy) in Japan. Using information on 28,973 respondents to the Japanese National Fertility Surveys, we first demonstrate that increases in bridal pregnancy between 1970 and 2002 were concentrated among women without postsecondary education. We…
Descriptors: Pregnancy, Foreign Countries, Marriage, Educational Attainment