Effectiveness Evaluation ofLearning Pronunciation forVocational College Students via Computer Assisted Pronunciation Training
Presenter: Sze-Chu Liu
Adviser: Dr. Po-Yi Hung
Instructor: Dr. Pi-Ying Teresa Hsu
Date: June 17, 2013
Content
IntroductionLiterature ReviewMethodology
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INTRODUCTION
Definition of the Terms
Background of the Study
Purposes of the Study
Research Question
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Definition of the Terms
CALL = Computer Assisted Language Learning
CAPT = Computer Assisted Pronunciation Training
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Background of the Study
A report recently released shows that the proficiency of English of Taiwan adults is ranked 30 and categorized into “intermediate-low level”, falling behind neighboring countries such as Japan and Korea.
(Education First, 2012)
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Background of the Study
The students from private vocational
colleges and universities scored an
averaged 434 points in 2011 TOEIC tests,
the lowest among all kinds of colleges and
universities.
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Background of the Study
The importance of teaching pronunciation
is emphasized by Audioligualism and
Oral Approach.(Celce-Murcia, Brinton, & Goodwin, 2010, p. 3)
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Purpose of the Study
The purpose of this study is to evaluate
the performance of learning English
pronunciation by CAPT for vocational
college students in central Taiwan.
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Research Question
Are CAPT tools effective in improving
pronunciation quality for vocational
college students?
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Hypothesis
Pronunciation quality of students in a vocational university is significantly improved after a training course using CAPT tools.
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Teaching Pronunciation
with CAPT
PronunciationQuality
Literature Review
An important tenet of structural linguistics
was that the primary medium of language
is oral: Speech is language.
(Richards & Rodgers, 2001, p.55)
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Literature Review
The advantages of CALL-based pedagogy over conventional materials are in the provision of self-paced learning, patient tutoring, immediate and individualized instruction, and detailed records of achievement.
(Nunan, 2011, p.216)
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Literature Review
Teaching pronunciation with CAPTPronunciation of difficult and unknown
words significantly in a time period
(Neri et al., 2008) Acquisition of second language prosody and
generalization to segmental accuracy and novel sentences with automatic visual display of the speaker’s intonation
(Hardison, 2004)
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METHODOLOGY
ParticipantsResearch DesignInstrumentsProceduresPilot StudyStatistical Analysis
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Participants
Experimental Group Control Group
Participants First-year students in a vocational university
Numbers 45 45
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ParticipantsExperimental
Group Control Group
Sampling
Ranked and listed according to their English scores of the Joint Entrance Examination
Systematic sample with a random start combined with stratification from the middle 50%
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Research Design
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Experimental Group Control Group
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Pretest Pretest
CAPT Teaching Teacher-front Teaching
Posttest Posttest
Compare
Compare
Instruments
MyET
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The Scoring System in MyET
Stage 1: Database
constructing
Stage 2: Phonic symbol labeling
Stage 3:
Pronunciation comparison
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Procedures
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Pre-testTraining
ProcedurePost-test
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Training Procedure
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Experimental Group Control Group
Teacher Taught by the same teacherSyllabus Elementary level oral practicePeriod One session per week for 12 weeks
Teaching
Blended teaching with CAPT
40 minutes teach-led
40 minutes with CAPT
Traditional teaching
80 minutes per session
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Rating Procedure
Sentence#1
Sentence #2
Sentence #50
S2S1 S90
Audio file #1
Audio file #2
Audio file #50
The pronunciation quality of each utterance is scored on a 100-point scale.
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Rating Procedure
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Rating Procedure
Three English teachers grade the pronunciation by the recordings.
Grading itemsWord-level pronunciation (35%)Intonation (25%)Fluency (25%)Volume (15%)
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Pilot Study
One class of students attending Practical English Fall semester 2013 will be studied.
The pronunciation quality of the class before and after using CAPT for six weeks will be measured and compared.
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Statistical Analysis
Cronbach alpha testOn the scores given by three raters and
MyETTo test the reliability of measurements
ANOVA (F-test)On the pretest and posttest scoresTo examine the difference of learning
performance between the experimental group and control group
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Thank you for listening!