NotesFAQContact Us
Collection
Advanced
Search Tips
Showing one result Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Deater-Deckard, Kirby; Petrill, Stephen A.; Thompson, Lee A.; DeThorne, Laura S. – Developmental Science, 2005
Task persistence, measured by a composite score of independent teacher, tester and observer reports, was examined using behavioral genetic analysis. Participants included 92 monozygotic and 137 same-sex dizygotic twin pairs in Kindergarten or 1st grade (4.3 to 7.9 years old). Task persistence was widely distributed, higher among older children,…
Descriptors: Twins, Persistence, Standardized Tests, Genetics