Abstract:
The proposes of this research were to study the level of achievement in English and the level of variables affecting English achievement of freshmen in King Mongkuts Institute of Technology Ladkrabang and to study the student level variables and classroom level variables affecting English achievement of Freshmen in King Mongkuts Institute of Technology Ladkrabang. The samples in this research were 1,600 of freshmen from 32 classroom that registered in fundamental English 1 (90595001) in the first semester of the academic year 2018, obtained using the multi¬stage random sampling technique. The research instruments was a multivariate questionnaire that variables affecting English achievement comprised checklist questionnaire and 5-scale questionnaire. The obtained data were analyzed by frequency distribution, percentage, maximum, minimum, mean, standard deviation, coefficient of variation and multilevel analysis hierarchical linear model (FILM).
The research findings were as follows : 1. The English achievement of Freshmen in King Mongkuts Institute of Technology Ladkrabang have maximum 67 score, minimum 10 score average (x̄ ) as 38.51, standard deviation as 11.49 and coefficient of variation as 30%, level of variables affecting English achievement of Freshmen in King Mongkuts Institute of Technology Ladkrabang was found that student level variable were attitude as high level (x̄ = 3.77 , S = 0.73), characteristics as moderate level (x̄ = 3.19 , S = 1.24) and familys support in English as moderate level (x̄ = 2.97 , S = 0.86), and classroom
level variable were teaching style as high level (x̄ = 3.83 , S = 0.77) and teachers experience had average around 14.81 (x̄ = 14.81, S = 6.71) 2. Multilevel analysis results of variables affecting English achievement of freshmen in King Mongkuts Institute of Technology Ladkrabang. The research found that student level variables affecting English achievement of freshmen in King Mongkuts Institute of Technology Ladkrabang at the resulted a statistically significant level of 0.05 were attitude, characteristics and familys support in English by the effect size of characteristics more than effect size of attitude and familys support in English, but classroom level variables affecting English achievement of Freshmen in King Mongkuts Institute of Technology Ladkrabang at the resulted a statistically significant level of 0.05 were teaching style and teachers experience by the effect size of teaching style more than effect size of teachers experience 3. Interactive analysis of variables affecting English achievement of freshmen in King Mongkuts Institute of Technology Ladkrabang. The research found that student level were attitude and characteristics affected English achievement depend on classroom level that were teaching style and teachers experience by classrooms that had student center teaching style and teacher who had experience over 15 years would have better English achievement than classrooms that had teacher center teaching style and teacher who had experience lower than 15 years.