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Liu, Jin; Perera, Robert A.; Kang, Le; Sabo, Roy T.; Kirkpatrick, Robert M. – Journal of Educational and Behavioral Statistics, 2022
This study proposes transformation functions and matrices between coefficients in the original and reparameterized parameter spaces for an existing linear-linear piecewise model to derive the interpretable coefficients directly related to the underlying change pattern. Additionally, the study extends the existing model to allow individual…
Descriptors: Longitudinal Studies, Statistical Analysis, Matrices, Mathematics
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Dombrowski, Stefan C.; McGill, Ryan J.; Canivez, Gary L. – School Psychology Quarterly, 2018
The Woodcock-Johnson (fourth edition; WJ IV; Schrank, McGrew, & Mather, 2014a) was recently redeveloped and retains its linkage to Cattell-Horn-Carroll theory (CHC). Independent reviews (e.g., Canivez, 2017) and investigations (Dombrowski, McGill, & Canivez, 2017) of the structure of the WJ IV full test battery and WJ IV Cognitive have…
Descriptors: Factor Analysis, Achievement Tests, Cognitive Tests, Cognitive Ability
Probst, Kristi M. – ProQuest LLC, 2017
The field of deafblind (DB) education has a long and rich history which includes a lack of qualified personnel to meet the needs of the population of learners. In addition, the literature base is small, lacking evidence for effective practices or methods of assessing and tracking growth with these learners. The ability to adequately track student…
Descriptors: Deaf Blind, Student Development, Communication Skills, Children
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Holmström, Ketty; Salameh, Eva-Kristina; Nettelbladt, Ulrika; Dahlgren-Sandberg, Annika – Communication Disorders Quarterly, 2016
The aim was to evaluate conceptual scoring of lexical organization in bilingual children with language impairment (BLI) and to compare BLI performance with monolingual children with language impairment (MLI). Word associations were assessed in 15 BLI and 9 MLI children. BLI were assessed in Arabic and Swedish, MLI in Swedish only. A number of…
Descriptors: Foreign Countries, Lexicology, Bilingualism, Children
Missakian, Elizabeth A. – 1972
This paper presents some background information and a brief report on the progress of the first two and one-half months of the Synanon study of the social behavior of communally-reared children in which an attempt is being made to apply ethological methods of observation and analysis to human infant behavior. The children range in age from 6 to 40…
Descriptors: Aggression, Children, Cognitive Development, Collective Settlements
Hooper, Frank H.; And Others – 1974
A series of Piagetian concrete operations period tasks dealing with classificatory concepts was administered to 280 children (40 subjects from each of seven levels--preschool, kindergarten, and first, second, third, fourth, and sixth grades). Significant main effects for age were found for all the tasks. Few significant sex differences were…
Descriptors: Children, Classification, Cognitive Ability, Concept Formation