Matches in SemOpenAlex for { <https://semopenalex.org/work/W4248734103> ?p ?o ?g. }
Showing items 1 to 50 of
50
with 100 items per page.
- W4248734103 endingPage "XI" @default.
- W4248734103 startingPage "VII" @default.
- W4248734103 abstract "The present study focuses on the development of two sub-concepts necessary for a complete mathematical understanding of rational numbers, a) representations of the magnitudes of rational numbers and b) the density of rational numbers. While difficulties with rational number concepts have been seen in students' of all ages, including educated adults, little is known about the developmental trajectories of the separate sub-concepts. We measured 10- to 12-year-old students' conceptual knowledge of rational numbers at three time points over a one-year period and estimated models of their conceptual knowledge using latent variable mixture models. Knowledge of magnitude representations is necessary, but not sufficient, for knowledge of density concepts. A Latent Transition Analysis indicated that few students displayed sustained understanding of rational numbers, particularly concepts of density. Results confirm difficulties with rational number conceptual change and suggest that latent variable mixture models can be useful in documenting these processes." @default.
- W4248734103 created "2022-05-12" @default.
- W4248734103 date "2002-08-01" @default.
- W4248734103 modified "2023-10-17" @default.
- W4248734103 title "Subject index" @default.
- W4248734103 doi "https://doi.org/10.1016/s0959-4752(02)00007-5" @default.
- W4248734103 hasPublicationYear "2002" @default.
- W4248734103 type Work @default.
- W4248734103 citedByCount "0" @default.
- W4248734103 crossrefType "journal-article" @default.
- W4248734103 hasConcept C105795698 @default.
- W4248734103 hasConcept C134306372 @default.
- W4248734103 hasConcept C145420912 @default.
- W4248734103 hasConcept C15744967 @default.
- W4248734103 hasConcept C182365436 @default.
- W4248734103 hasConcept C202444582 @default.
- W4248734103 hasConcept C2781329482 @default.
- W4248734103 hasConcept C33923547 @default.
- W4248734103 hasConcept C46875033 @default.
- W4248734103 hasConcept C51167844 @default.
- W4248734103 hasConceptScore W4248734103C105795698 @default.
- W4248734103 hasConceptScore W4248734103C134306372 @default.
- W4248734103 hasConceptScore W4248734103C145420912 @default.
- W4248734103 hasConceptScore W4248734103C15744967 @default.
- W4248734103 hasConceptScore W4248734103C182365436 @default.
- W4248734103 hasConceptScore W4248734103C202444582 @default.
- W4248734103 hasConceptScore W4248734103C2781329482 @default.
- W4248734103 hasConceptScore W4248734103C33923547 @default.
- W4248734103 hasConceptScore W4248734103C46875033 @default.
- W4248734103 hasConceptScore W4248734103C51167844 @default.
- W4248734103 hasIssue "4" @default.
- W4248734103 hasLocation W42487341031 @default.
- W4248734103 hasOpenAccess W4248734103 @default.
- W4248734103 hasPrimaryLocation W42487341031 @default.
- W4248734103 hasRelatedWork W1584341211 @default.
- W4248734103 hasRelatedWork W1991212537 @default.
- W4248734103 hasRelatedWork W1998383571 @default.
- W4248734103 hasRelatedWork W2023259849 @default.
- W4248734103 hasRelatedWork W2073754083 @default.
- W4248734103 hasRelatedWork W2077009683 @default.
- W4248734103 hasRelatedWork W2506074447 @default.
- W4248734103 hasRelatedWork W3012702445 @default.
- W4248734103 hasRelatedWork W3028988506 @default.
- W4248734103 hasRelatedWork W3122667150 @default.
- W4248734103 hasVolume "12" @default.
- W4248734103 isParatext "false" @default.
- W4248734103 isRetracted "false" @default.
- W4248734103 workType "article" @default.