Claim Missing Document
Check
Articles

Found 2 Documents
Search

The Effect of Teacher’s Code Switching on Vocabulary Acquisition of Senior High School Students: EFL Learners M. Sofian Hadi; Lidyatul Izzah; Via Rahma Wati
Ahmad Dahlan Journal of English Studies Vol 8, No 1 (2021): March
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26555/adjes.v8i1.20126

Abstract

This research is aimed at finding and describing the effect of teacher’s code-switching on vocabulary acquisition of senior high students: EFL Learners the eleven grade students at MAN 2 LEBAK in the academic year of 2020/2021. This research was conducted from January to February 2021. This research was classified as a pre-experimental study. It involved 25 students from one class. The pre-test was given to the participants before the treatment and the post-test was given after the treatment. The data of the pre-test and post- test of the participants were analyzed by using descriptive and inferential statistics. After the data were tested and found the hypothesis (H1) was accepted and the null hypothesis (H0) was rejected. The result of the research shows that the difference in the mean score between the students’ score pre-test and post-test. the score was 7,2, which obtained in the degree of freedom (df) of 23, with the degree of significance 5%, it gained score 1,71387. Which means the t-observation was higher than t-table. It showed that teacher’s code-switching on Students’ vocabulary acquisition is effective.
Fondi In Focus: Boost Student’s Vocabulary Mastery in Senior High School Rahma Pebriyanti; M. Sofian Hadi
Reslaj: Religion Education Social Laa Roiba Journal Vol. 8 No. 1 (2026): RESLAJ: Religion Education Social Laa Roiba Journal
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/reslaj.v8i1.10255

Abstract

This study investigates the effectiveness of the Fondi application in enhancing students’ English vocabulary acquisition at the senior high school level. A quantitative method with a pre-experimental one-group pre-test and post-test design was employed. The research was conducted at SMA Negeri 1 Rumpin, Bogor, involving 27 tenth-grade students selected through cluster sampling. Data were collected through pre-test and post-test instruments and analysed using the Wilcoxon Signed-Rank Test. The findings revealed that the mean pre-test score was 44.48, while the mean post-test score increased to 71.25. The statistical analysis yielded a Z value of -4.542 with a significance level of 0.000 (<0.05), indicating a significant difference between the pre-test and post-test results. Consequently, the alternative hypothesis (H1) was accepted, confirming that the Fondi application effectively enhances students’ vocabulary mastery.