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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
101

Faculty and EAL Student Perceptions of Writing Purposes and Challenges in the Business Major

Johnson, Amy Mae 01 March 2017 (has links)
Over the last 50 years, research has explored the writing assignment types and purposes found in undergraduate courses, including discipline-specific writing for the business major, which is one of the most popular fields of study for international students in the U.S. Many studies have explored faculty perceptions of writing challenges students exhibit when writing for business; however, few studies have compared both faculty and student perceptions of student writing challenges. The purpose of this study was to investigate business faculty perceptions of the writing challenges exhibited by students for whom English is a second or additional language (EAL) compared to EAL perceptions of their own writing challenges. This study utilized parallel surveys distributed to faculty and students in Accounting, Finance, and Management in one undergraduate business school. Students self-selected as being a native English speaker (NES), an EAL, or having more than one primary language (multilingual or ML). Results of the study indicated statistically significant differences across faculty, EAL, and ML perceptions of developing arguments as an important purpose of business writing. No statistically significant differences were found, however, across all three populations in regards to perceptions of the student challenges of business writing.
102

The impact of interactive discussions on L2 Chinese composition writing

Liao, Jianling 01 May 2010 (has links)
Grounded in both interactionist and collaborative learning theories, this study empirically investigates the effects of interactive second language (L2) practice on subsequent individual L2 Chinese composition writing. In L2 classrooms, the learning of writing is often treated as an individual act. However, researchers (Hamdaoui, 2006; Susser, 1994; Weissberg, 2006) have argued that writing should be socially situated, and collaborative learning of L2 writing may generate the cognitive skills needed for the development of L2 writing ability. Two forms of interactive discussion were investigated: online text chat communication and face-to-face (FTF) oral discussion. Six third-year Chinese L2 learners participated in this study. The participants conducted five online-chat and five FTF pair discussion tasks. Upon completing each interactive task, students immediately wrote a 350-character composition independently on the topic that was addressed in the interactive session. Interviews were also conducted individually with the participants to elicit learner perception data. The primary results indicated that both mediums had benefits for the development of L2 Chinese writing in both cognitive and social dimensions, including improving L2 composition writing fluency and heightened motivation for learning Chinese writing. The collaborative pattern and the transfer process, however, differed between the two mediums. The collaborative pattern in the online chats was relatively equal, whereas the collaborative pattern in the FTF conversations was relatively unequal. The transfer process from the online chats to post-chat composition writing was more of a parallel process, whereas a more selective transfer pattern was seen from the FTF sessions to the post-FTF composition writing. The FTF conversations also stimulated a deeper thinking process and activated higher-level cognitive skills. In summary, the findings in this study support the integration of interactive practice in the learning of L2 Chinese writing.
103

Hur kan lärare arbeta för att utveckla läroprocessen hos elever med ett andraspråk? : En studie som belyser innehållsliga och metodologiska aspekter av hur lärare kan arbeta med elever som lär ett andraspråk

Visén, Andreas, Nilsson, Emanuel January 2012 (has links)
I denna studie fokuserar vi på hur lärare kan öka inlärningen för elever med ett andraspråk. Studien är huvudsakligen indelad i två delar, där den innehållsliga och metodlogiska delen ingår. Omfånget på studien är tolv artiklar med olika typer av inriktning och resultat. Utgångspunkten är det sociokulturella perspektivet med särskild teoretisk förankring i Vygotskij och Hundeide. I resultatet kan vi se att det finns flera metoder som har en positiv inverkan på andraspråksinlärningen. Bland annat lyfter vi fram att datorbaserad programvara kan vara ett redskap för att undersöka hur elever skriver texter och annat material. Frågan kring att använda sig av modersmålet i undervisningen har lett till delade åsikter och uppfattningar, vilka också presenteras i studien.
104

Product and Process in Toefl iBT Independent and Integrated Writing Tasks: A Validation Study

Guo, Liang 18 November 2011 (has links)
This study was conducted to compare the writing performance (writing products and writing processes) of the TOEFL iBT integrated writing task (writing from source texts) with that of the TOEFL iBT independent writing task (writing from prompt only). The study aimed to find out whether writing performance varies with task type, essay scores, and academic experience of test takers, thus clarifying the link between the expected scores and the underlying writing abilities being assessed. The data for the quantitative textual analysis of written products was provided by Educational Testing Service (ETS). The data consisted of scored integrated and independent essays produced by 240 test takers. Coh-Metrix (an automated text analysis tool) was used to analyze the linguistic features of the 480 essays. Statistic analysis results revealed the linguistic features of the essays varied with task type and essay scores. However, the study did not find significant impact of the academic experience of the test takers on most of the linguistic features investigated. In analyzing the writing process, 20 English as a second language students participated in think-aloud writing sessions. The writing tasks were the same tasks used in the textual analysis section. The writing processes of the 20 participants was coded for individual writing behaviors and compared across the two writing tasks. The writing behaviors identified were also examined in relation to the essay scores and the academic experience of the participants. Results indicated that the writing behaviors varied with task type but not with the essay scores or the academic experience of the participants in general. Therefore, the results of the study provided empirical evidence showing that the two tasks elicited different writing performance, thus justifying the concurrent use of them on a test. Furthermore, the study also validated the scoring rubrics used in evaluating the writing performance and clarified the score meaning. Implications of the current study were also discussed.
105

First Order Signatures and Knot Concordance

Davis, Christopher 05 September 2012 (has links)
Invariants of knots coming from twisted signatures have played a central role in the study of knot concordance. Unfortunately, except in the simplest of cases, these signature invariants have proven exceedingly difficult to compute. As a consequence, many knots which presumably can be detected by these invariants are not a well understood as they should be. We study a family of signature invariants of knots and show that they provide concordance information. Significantly, we provide a tractable means for computing these signatures. Once armed with these tools we use them first to study the knot concordance group generated by the twist knots which are of order 2 in the algebraic concordance group. With our computational tools we can show that with only finitely many exceptions, they form a linearly independent set in the concordance group. We go on to study a procedure given by Cochran-Harvey-Leidy which produces infinite rank subgroups of the knot concordance group which, in some sense are extremely subtle and difficult to detect. The construction they give has an inherent ambiguity due to the difficulty of computing some signature invariants. This ambiguity prevents their construction from yielding an actual linearly independent set. Using the tools we develop we make progress to removing this ambiguity from their procedure.
106

Acquisition Of English Reflexives By Turkish L2 Learners Of English

Koylu, Yilmaz 01 April 2010 (has links) (PDF)
This M.A. thesis investigates the L2 acquisition of binding properties of English reflexives by Turkish L2 learners to address the issue of UG availability in L2 grammar. 140 Turkish L2 learners of English (67 elementary, 73 upper) participated in this study. They were all students at the Department of Basic English, Middle East Technical University. In addition, in the control group, there were 8 native speakers of English. A grammaticality judgment task and a story-based truth-value judgment task were used to examine whether the L2 grammars of the Turkish learners of English are governed by the principles and parameters of UG in the context of reflexive binding. According to the Full Transfer Full Access Model (FTFA), L2 learners have direct access to innate principles and parameters of Universal Grammar (UG) from the initial state to the end-state in the process of L2 acquisition. In line with FTFA, the results of the two tests suggest that the L2 learners&rsquo / grammar is UG-constrained even though they do not fully converge on native English norms with respect to reflexive binding.
107

The Role Of Lexical Cohesion In L2 Reading Comprehension

Bayraktar, Hasan 01 May 2011 (has links) (PDF)
This study aimed at discovering the role of lexical cohesive links in L2 reading comprehension. For this purpose, the researcher carried out lexical cohesion analysis of two TOEFL reading tests consisting of six texts. First, prior to the reading comprehension tests, the students were administered &ldquo / a vocabulary familiarity task&rdquo / . Second, the TOEFL reading tests were administered to fifty upper-intermediate and advanced level EFL students at Middle East Technical University, Ankara, Turkey. Third, after each test, a post-reading &ldquo / Lexical links recognition task&rdquo / was given. Finally, the data were analyzed comparing reader performance on each item, both within and across the groups. The researcher analyzed the reading test results besides the results of the accompanying lexical cohesive links tasks to see if there is a &ldquo / significant relationship&rdquo / between the three factors: vocabulary knowledge, reading comprehension level and recognition of lexical cohesive links. The results have indicated that awareness of lexical cohesive links noticeably contributes to reading test scores in L2 and that recognition-level vocabulary knowledge alone may not guarantee better reading comprehension scores. Finally, it is suggested that reading and writing teachers can develop some pedagogic exercises to teach lexical cohesive devices and in this way improve students&rsquo / knowledge of lexical cohesive sub-types, thus enhancing their reading performance.
108

The efficiacy of written corrective feedback and students´perceptions : A survey about the impact of written response on L2 writing

Munther, Pernilla January 2015 (has links)
The purpose of this study was to investigate to what extent written corrective feedback (WCF) is a good way to treat errors that L2 (second language) pupils make and if they attend to the comments in future written assignments. WCF is the most used response on written assignments. Some research takes the perspective that it is fruitful (Chandler 2003, Ferris 2003) while other research argues that it is inefficient and unnecessary (e.g.Truscott 1996, 1999). This study presents the findings of a survey on the topic which was conducted at a small school in the south east of Sweden. A comparison between previous research and the findings of the present survey is made and the conclusion from this is that there are limitations in the efficacy of WCF and the results suggest that the type of feedback and how it is delivered are important. It is also likely to be beneficial that pupils revise their texts in order to improve in writing English.
109

Reading strategies and instruction : orchestrating L2 learners' reading processes / Orchestrating L2 learners' reading processes

Kim, Aekyung 14 August 2012 (has links)
Research into reading strategies and strategy instruction has indicated their effectiveness and beneficial effects on reading improvement. However, additional effort and support is needed in real-world teaching environments for students to benefit from these research findings. This report reviews research on the effectiveness of the use of L2 reading strategies and strategy instruction. Based on research conclusions, this paper discusses the patterns of strategy use adopted by both proficient and less proficient readers to shed light on what kinds of strategies should be taught and how. It argues that teachers have important roles to play in selecting strategies for instruction and teaching them; teachers need to consider such factors as proficiency levels, text type and task goals. This paper concludes with pedagogical implications, suggesting teachers play roles as coaches and scaffolders, and offering nine strategies for instruction. / text
110

Investigating the construct validity of the reading comprehension section of the College English Test in China : a structural equation modeling approach

Gui, Min 23 September 2011 (has links)
The College English Test (CET) in China is the largest language test in the world. The number of CET test-takers has steadily increased from 100,000 for its first administration in 1987 to 13 million in 2006. CET scores are used to draw inferences about the test-takers’ English as a foreign language proficiency as well as their specific skills in listening, speaking, reading, and writing. To justify the inferences drawn from test scores, evidence from a variety of sources should be constantly collected (Cronbach & Meehl, 1955; Messick, 1992; Chapelle, 1998; Bachman, 2000; Weir, 2005). Despite the large-scale and high-stakes nature of the CET and the importance of test validation, studies on the quality of the CET are scarce. This study aims to examine the construct validity of the reading comprehension section of the CET by modeling the internal relationships between test-takers’ scores on the CET reading section and their underlying reading abilities. Six components have been chosen as observed variables of the latent variable of reading ability, namely, word recognition efficiency, working memory, semantic knowledge, syntactic knowledge, discourse knowledge, and metacognitive reading skills. A pseudowords identification task programmed by the DMDX computer software, a revised version of Daneman & Carpenter’s (1980) sentence reading span working memory test, Meara & Milton’s (2002) Yes/No vocabulary tests, the syntactic test used in Shiotsu & Weir’s (2007) study, Abeywickrama’s (2007) discourse knowledge test, and a revised version of Phakiti’s (2008) strategy use questionnaire were utilized to measure these six observed variables. A total of 181 Chinese undergraduates participated in the study. With a baseline confirmatory factor model of reading ability and the CET scores, a structural model was analyzed. The results indicated that the path from reading ability to test performance was .75 and the squared regression coefficient of test performance was .56, which implied that participants’ test performance was strongly underlined by their actual reading ability. Therefore, the scores on the CET reading section are largely justifiable for use in drawing inferences about participants’ reading ability. Implications for validation research and reading instruction were also explored. / text

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