Development of an ability to analyze complex sentences containing noun clauses of students majoring in Thai Language Teaching, Faculty of Education, Phranakhon Si Ayutthaya Rajabhat University

Abstract

              This research aims 1) to evaluate the effectiveness of the brain-based lesson plans for analyzing complex sentences containing noun clauses and 2) to compare students’ achievement before and after the brain-based instruction. The research population was 122 students majoring in Thai Language Teaching, Faculty of Education, Phranakhon Si Ayutthaya Rajabhat University. All of them enrolled in Thai Language course in the academic year of 2019. The subjects of this study were 94 students majoring in Thai Language Teaching, Faculty of Education, Phranakhon Si Ayutthaya Rajabhat University. They were selected using random sampling method, and the sample size was calculated based on Taro Yamane’s formula. The research instruments are 1) brain-based lesson plans on the topic of “complex sentences containing noun clauses” and 2) an achievement test on the topic of “complex sentences containing noun clauses.” The data were analyzed using means, standard deviation, and t-test statistics. The results are as follows : 1. The effectiveness of the lesson plans was 80.25/82.00, which was higher than the established standard (80/80). This indicates that the effectiveness of the brain-based lesson plans on the topic of complex sentences containing noun clauses was in an acceptable level, higher than the standard. 2. There was a significantly statistical difference in the ability to analyze the sentences of the students majoring in Thai Language Teaching who studied complex sentences containing noun clauses using brain-based lessons before and after the instruction (T-test=0.05). This shows that the students had higher ability to analyze sentences after receiving the instruction.