Analisis Kemampuan Penalaran Statistis Siswa pada Materi Penyajian Data Berkelompok Ditinjau dari Self Confidence Siswa

This research aims to analyze students' statistical reasoning processes in group data presentation material in terms of students' self-confidence. This research is a type of research, namely descriptive qualitative. Because this research will describe students' statistical reasoning processes in group data presentation material in terms of students' self-confidence. The subjects of this research were 29 students of class XII MIPA 4 SMA Negeri 4 Tanjungpinang who were then narrowed down to 2 students representing each self-confidence categori, namely high self-confidence, medium self-confidence, and low self-confidence. The results of this research were that there were 5 students who had high self-confidence, 20 students who had moderate self-confidence, and 4 students who had low self-confidence. Students who have high self-confidence and moderate self-confidence meet all indicators of statistical reasoning, while students who have low self-confidence do not meet all indicators of statistical reasoning.