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All Journal Issues in Mathematics Educations (IMED)
Gustikasari Amin
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Education Mathematics

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Deskripsi Kemampuan Komunikasi Matematis Siswa SMK berdasarkan Tingkat Kepercayaan Diri Alimuddin; Ahmad Talib; Gustikasari Amin
Issues in Mathematics Education (IMED) Vol. 5 No. 1 (2021): Volume 5 Nomor 1 tahun 2021
Publisher : Program of Mathematics Education Department of Mathematics Faculty of Mathematics and Natural Sciences (FMIPA) Universitas Negeri Makassar (UNM)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35580/imed19910

Abstract

The purpose of the research was to describe students’ mathematical communication abilities based on their levels of self-confidence in topic of statistics. The subjects were 3 students of class XI SMK in Soppeng. They were one student with high self-confidence (KDT), one student with medium selfconfidence (KDS) and one student with low self-confidence (KDR). The results showed that (1) KDT communicate mathematical ideas in diagrams better than others. KDT analyze and explain mathematical ideas in detail. KDT could write and give clear reasons; (2) KDS could communicate mathematical ideas in diagrams, but in determining the interval of values used, KDS could not do it correctly. KDS could analyze and explain ideas orally but unable to explain strategies used in making diagrams orally. KDS could not answer with complete information but could provide reasons; (3) KDR could communicate mathematical ideas in diagrams, but in determining the interval of values used, KDR could not do it correctly. KDR was less able to analyze mathematical ideas and unable to explain the strategies used in making diagram. KDR had been able to write answer but not able to give reasons.
Co-Authors Alimuddin Talib, Dr. Ahmad