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Level 2 Screening with the PDD Behavior Inventory: Subgroup Profiles and Implications for Differential Diagnosis
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Cohen, Ira L.; Liu, Xudong; Hudson, Melissa; Gillis, Jennifer; Cavalari, Rachel N. S.; Romanczyk, Raymond G.; Karmel, Bernard Z.; Gardner, Judith M. – Canadian Journal of School Psychology, 2017
The PDD Behavior Inventory (PDDBI) has recently been shown, in a large multisite study, to discriminate well between autism spectrum disorder (ASD) and other groups when its scores were examined using a machine learning tool, Classification and Regression Trees (CART). Discrimination was good for toddlers, preschoolers, and school-age children;…
Descriptors: Autism, Pervasive Developmental Disorders, Disability Identification, Diagnostic Tests
A Psychometric Evaluation of a Revised School Climate Teacher Survey
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Liu, Ying; Ding, Cody; Berkowitz, Marvin W.; Bier, Melinda C. – Canadian Journal of School Psychology, 2014
The concept of school climate has been an important topic for education and it has been studied extensively over the past several decades. One of the challenges in such a research effort is to develop instruments that effectively and efficiently measure the construct. Literature has documented a number of school climate instruments, most of which…
Descriptors: Educational Environment, Teacher Surveys, Psychometrics, Factor Structure
Phonological Segmentation Assessment Is Not Enough: A Comparison of Three Phonological Awareness Tests with First and Second Graders
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Kilpatrick, David A. – Canadian Journal of School Psychology, 2012
Despite extensive research on phonological awareness and reading, there has been little effort to study practical questions that would assist practitioners regarding the choice and interpretation of the phonological awareness tests available to them. This study examined the relationship between decoding (real and pseudowords) and three…
Descriptors: Phonology, Phonological Awareness, Grade 2, Grade 1
The Study of Factor Structure and Reliability of an Abbreviated School Climate Survey
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Ding, Cody; Liu, Ying; Berkowitz, Marvin – Canadian Journal of School Psychology, 2011
The concept of school climate has been an important variable in research on quality of school life and student learning. One of the challenges in such a research effort is to develop instruments that could effectively and efficiently measure the construct. The purpose of the current study was to examine the factor structure and reliability of an…
Descriptors: Urban Schools, Factor Structure, Values Education, Educational Environment