This study aims to investigate the improvement of English final /-l/
pronunciation of 40 Thai students in Matthayom Suksa 4 at Assumption
Convent Lamnarai School after using the Computer-Assisted Instruction (CAI)
program. The participants were divided into 2 groups: good pronunciation learners
and poor pronunciation learners. Each participant took a pronunciation test in order
to classify their abilities, took pre-test before using the program, and then took three
pronunciation post-tests every week for three weeks.
III
The test scores were analyzed by using SPSS for Windows Release 11.00.
The statistical methods employed to compare the students pronunciation achievement
were represented by the arithmetic mean ( X ) and the t-test. It was found that both
groups of the students with good and poor pronunciation abilities improved their
pronunciation significantly after they used the CAI program. In general, both
groups of participants had positive reactions to the use of CAI program for
improving their pronunciation.