THE RESULTS OF USING COMPUTER-ASSISTED INSTRUCTION TO DEVELOP STUDENTS’ ACHIEVEMENT IN PRINTED- MEDIA PRODUCTION COURSE FOR VOCATIONAL CERTIFICATE STUDENTS

The objectives of this research were: 1) to design and develop a
computer-assisted instructional lesson for the Print Media Production course for
third-year vocational certificate students, 2) to evaluate the effectiveness of the
computer-assisted instructional lesson for the Print Media Production course, 3)
to compare the learning achievement before and after using the computerassisted
instructional lesson in the Print Media Production course, and 4) to study
the students' satisfaction toward the computer-assisted instructional lesson in
the Print Media Production course. The sample group consisted of one classroom
of 30 third-year vocational certificate students majoring in Business Computer at
Samutprakan Technical College, selected by purposive sampling. The research
instruments included: 1) the computer-assisted instructional lesson, 2) the pretest
and post-test achievement assessments, and 3) the student satisfaction
survey. The statistical methods used in this research were mean, efficiency
coefficient, and Dependent Samples t-test. The research results revealed that
the computer-assisted instructional lesson had a very good level of quality, with
an average score of 4.70 The lesson's efficiency was 80.05/84.33. The learning
achievement of the post-test score was significantly higher than that of the protest
score at the .05 level of significance. The students' satisfaction toward the
lesson was high, with an average score of 4.18