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Journal : Jurnal Pendidikan Matematika Universitas Lampung

ANALISIS MISKONSEPSI SISWA MENGGUNAKAN THREE TIER DIAGNOSTIC TEST BERBASIS OPEN ENDED QUESTION Mawaddah Mawaddah; Yandi Heryandi; Herani Tri Lestiana
JURNAL PENDIDIKAN MATEMATIKA UNIVERSITAS LAMPUNG Vol 9, No 3 (2021): SEPTEMBER 2021
Publisher : Universitas Lampung

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Abstract

AbstractThis study aims to: (1) find out the misconceptions experienced by students in the material of similarity and congruence by using three-tier diagnostic tests based on open-ended questions. (2) find out the large percentage of students' misconceptions on the similarity and congruence material using a three-tier diagnostic test based on open-ended questions. The research method used was descriptive qualitative. The data collection instruments used were clinical interviews and three-tier diagnostic tests based on open-ended questions. This study was conducted in the SMP Negeri 2 Palimanan. The research subjects were selected using purposive sampling techniques so that 33 students were selected from 330 students. The results of the analysis of the three-tier diagnostic test based on open-ended questions showed that (1) the misconceptions that occurred in the material of similarity and congruence of 2D shapes included pure misconceptions, false positives, and false negatives. (2) the percentage of misconceptions experienced in the material of similarity and congruence 2D shapes as a whole was 50.2% with a large percentage of pure misconceptions 32.4%, false-positive 15.6%, and false-negative 2.2%.Keywords: misconception; three tier diagnostic test; pure misconception; false positive, false negative AbstrakPenelitian ini bertujuan untuk : (1) mengetahui miskonsepsi yang dialami oleh siswa pada materi kesebangunan dan kekongruenan berdasarkan hasil analisis three tier diagnostic test berbasis open ended question. (2) mengetahui besar persentase miskonsepsi yang dialami oleh siswa pada materi kesebangunan dan kekongruenan menggunakan three tier diagnostic test berbasis open ended question. Metode penelitian yang digunakan adalah deskriptif kualitatif. Instrumen pengumpulan data yang digunakan yaitu wawancara klinikal dan three tier diagnostic test berbasis open ended question berbentuk esai sebanyak 7 butir soal. Penelitian ini dilakukan di SMP Negeri 2 Palimanan. Subjek penelitian dipilih menggunakan teknik purposive sampling sehingga dipilih 33 siswa dari 330 siswa. Hasil penelitian menunjukkan bahwa (1) berdasarkan hasil analisis three tier diagnostic test berbasis open ended question miskonsepsi yang terjadi pada materi kesebangunan dan kekongruenan bangun datar meliputi miskonsepsi murni, false positive, dan false negative. (2) besar persentase miskonsepsi yang dialami oleh siswa secara keseluruhan pada materi kesebangunan dan kekongruenan bangun datar adalah 50,2% dengan besar persentase miskonsepsi murni 32,4%, false positive 15,6%, dan false negative 2,2%.Kata Kunci: miskonsepsi; three tier diagnostic test; miskonsepsi murni; false positive; false negative  DOI: http://dx.doi.org/10.23960/mtk/v9i3.pp276-291