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McKoon, Gai; Ratcliff, Roger – Grantee Submission, 2016
Millions of adults in the United States lack the necessary literacy skills for most living wage jobs. For students from adult learning classes, we used a lexical decision task to measure their knowledge of words and we used a decision-making model (Ratcliff's, 1978, diffusion model) to abstract the mechanisms underlying their performance from…
Descriptors: Reading Skills, Psycholinguistics, Memory, Decision Making
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Kanai, Chieko; Tani, Masayuki; Hashimoto, Ryuichiro; Yamada, Takashi; Ota, Haruhisa; Watanabe, Hiromi; Iwanami, Akira; Kato, Nobumasa – Research in Autism Spectrum Disorders, 2012
Little is known about the cognitive profiles of high-functioning Pervasive Developmental Disorders (PDD) in adults based on the Wechsler Intelligence Scale III (WAIS-III). We examined cognitive profiles of adults with no intellectual disability (IQ greater than 70), and in adults with Asperger's disorder (AS; n = 47), high-functioning autism (HFA;…
Descriptors: Intelligence Quotient, Verbal Ability, Scores, Comparative Analysis
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Skebo, Crysten M.; Lewis, Barbara A.; Freebairn, Lisa A.; Tag, Jessica; Ciesla, Allison Avrich; Stein, Catherine M. – Language, Speech, and Hearing Services in Schools, 2013
Purpose: The relationship between phonological awareness, overall language, vocabulary, and nonlinguistic cognitive skills to decoding and reading comprehension was examined for students at 3 stages of literacy development (i.e., early elementary school, middle school, and high school). Students with histories of speech sound disorders (SSD) with…
Descriptors: Phonological Awareness, Reading Skills, Language Skills, Vocabulary
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Gordon, Shirley; Duff, Simon; Davidson, Terry; Whitaker, Simon – Journal of Applied Research in Intellectual Disabilities, 2010
Background: Previous research with earlier versions of the WISC and WAIS has demonstrated that when administered to people who have intellectual disabilities, the WAIS produced higher IQ scores than the WISC. The aim of this study was to examine whether these differences still exist. A comparison of the Wechsler Adult Intelligence Scale-Third…
Descriptors: Intelligence, Mental Retardation, Psychologists, Intelligence Quotient
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Jeong, Heisawn; Kim, Hyo Sik – Educational Gerontology, 2009
In this study, young, middle-aged, and elderly adults read two different history texts. In the "knowledge advantage" condition, readers read a history text about an event that was well-known to readers of all ages but most familiar to elderly adults. In the "no advantage" condition, readers read a history text about a political…
Descriptors: Older Adults, Adults, Young Adults, Age Differences
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Curtis, Kelly L.; Greve, Kevin W.; Bianchini, Kevin J. – Assessment, 2009
A known-groups design was used to determine the classification accuracy of Wechsler Adult Intelligence Scale-III (WAIS-III) variables in detecting malingered neurocognitive dysfunction (MND) in traumatic brain injury (TBI). TBI patients were classified into the following groups: (a) mild TBI not-MND (n = 26), (b) mild TBI MND (n = 31), and (c)…
Descriptors: Intelligence, Head Injuries, Intelligence Quotient, Patients