ABSTRACT
ACKNOWLEDGEMENTS
LIST OF TABLES
LIST OF ABBREVIATED TERMS
1 INTRODUCTION
1.1 BACKGROUND TO THE RESEARCH
1.2 PURPOSE OF THE STUDY
1.3 IMPORTANCE OF THE STUDY
1.4 STRUCTURE OF THE THESIS
2 LITERATURE REVIEW
2.1 INTRODUCTION
2.2 DEFINING AND CATEGORISING TASKS
2.3 AN INTERACTIONAL APPROACH
2.4 A COGNITIVE APPROACH
2.5 CONNECTING INTERACTION RESEARCH AND TASK RESEARCH
2.6 A SOCIOCULTURAL PERSPECTIVE
2.7 RATIONALE FOR THE STUDY
3 RESEARCH METHODOLOGY
3.1 INTRODUCTION
3.2 PURPOSE AND FOCUS OF THE STUDY
3.3 RESEARCH QUESTIONS
3.4 RESEARCH DESIGN
3.5 PARTICIPANTS
3.6 PROCEDURES
3.7 DATA TRANSCRIPTION
3.8 CODING
3.9 INTER-RATER RELIABILITY
3.10 ANALYSING COMPLEXITY, ACCURACY AND FLUENCY
3.11 STATISTICAL ANALYSES
3.12 CONCLUSION
4 RESULTS
4.1 SYNTACTIC COMPLEXITY
4.2 LEXICAL DIVERSITY
4.3 ACCURACY
4.4 FLUENCY
4.5 PRODUCTIVITY
4.6 POST-TASK INTERVIEWS
4.7 SUMMARY OF MAIN RESULTS
5 DISCUSSION
5.1 TASK TYPE AND LANGUAGE PRODUCTION
5.2 TASK PERFORMANCE CRITERIA AND LANGUAGE PRODUCTION
5.3 TASK-TYPE REPETITION AND LANGUAGE PRODUCTION
5.4 CONCLUSION
6 CONCLUSION
6.1 SUMMARY OF THE STUDY
6.2 PEDAGOGICAL IMPLICATIONS
6.3 CONTRIBUTIONS
6.4 LIMITATIONS
6.5 DIRECTIONS FOR FUTURE RESEARCH
6.6 CONCI.UDING REMARKS
REFERENCES
APPENDIX A TASK INSTRUCTIONS AND
TASK MATERIALS
APPENDIX B GUIDED QUESTIONS FOR
POST-TASK INTERVIEWS
APPENDIX C TRANSCRIPTION SYMBOLS
APPENDIX D SAMPLES OF THE SPEECH DATA
TRANSCRIPTS
APPENDIX E SAMPLES OF THE INTERVIEW
DATA
APPENDIX F ADDITIONAL RESULTS OF
STATISTICAL ANALYSES
APPENDIX G A SAMPLE OF DATA FOR
STATISTICAL ANALYSES
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