Abstrak
ABSTRACT Yuniar Mayang Sari, Reg No. 2030104068, entitled: “Source of Students' Anxiety in Speaking for Argumentative Purposes in the English Department". English Teaching Department Faculty of Tarbiyah and Teacher Training State Islamic University of Mahmud Yunus Batusangkar. The problem in this study is students sources of students anxiety have not been investigated yet. The purpose of this study is to describe the sources of students' anxiety in speaking for argumentative purposes course at English Department of UIN Mahmud Yunus Batuangkar. This type of research is qualitative research with a case study design. Informants in this study were 12 students indicated to experience anxiety in speaking for argumentative purposes class. They were selected using purposive sampling technique through google form. Informants who met the researcher's criteria were 23 students, but until the twelfth informant the researcher concluded to stop interviewing informants because the data obtained was saturated. In this study, the researcher is the key instrument and the interview guide as a supporting instrument. The researcher used a recorder and small notes to conduct the interviews. To analyze the data, researcher refer to the theory (Miles & Huberman, 2020), namely data reduction, data presentation, and conclusion drawing and data verification. Researcher conducted interviews based on interview guidelines, then analyzed the interview results, drew conclusions, and verified the research findings. To checking trustworthiness of the data, researcher used time triangulation, namely by conducting additional interviews to obtain clearer data and if there is missing or doubtful data or information related to the agreement requested by the informant during the first interview. In the results of this study, the researcher classified the sources of students' speaking anxiety into two, namely linguistic factors, and personal and interpersonal factors. This linguistic factor is caused by a lack of preparation, lack of vocabulary, and lack of pronunciation. While personal and interpersonal factors are caused by fear of negative evaluation, fear of failure, classroom situations, and unaccustomed to public speaking.