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Journal : SIGMA

PENGARUH PENERAPAN METODE PEMBELAJARAN BRAINSTORMING DENGAN SOAL OPEN-ENDED PADA MATERI SEGI EMPAT Ulfa Hidayati; Lili Supardi; Rohmah Indahwati
SIGMA Vol 5, No 1 (2019): SIGMA
Publisher : Prodi Pendidikan Matematika FKIP Universitas Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1078.987 KB) | DOI: 10.36513/sigma.v5i1.649

Abstract

Penelitian ini bertujuan untuk mengetahui respon siswa terhadap metode pembelajaran brainstorming dengan soal open-ended dan untuk mengetahui ada tidaknya pengaruh metode pembelajaran brainstorming dengan soal open-ended terhadap hasil belajar siswa. Jenis penelitian yang digunakan adalah penelitian eksperimen. Penelitian ini dilakukan di SMP Negeri 1 Proppo pada tanggal 26 maret sampai 4 april 2018 di kelas VII D sebanyak 25 siswa sebagai kelas eksperimen dan kelas VII C sebanyak 25 siswa sebagai kelas kontrol. Teknik pengumpulan data yang digunakan yaitu lembar angket respon siswa dan tes. Sedangkan analisis datanya menggunakan uji-t. Berdasarkan hasil analisis data dapat disimpulkan sebagai berikut: (1) respon siswa dalam mengikuti metode pembelajaran brainstorming dengan soal open ended dengan rata-rata persentase respon siswa ≥ 60 % kategori dianggap positif; (2) ada pengaruh penerapan metode pembelajaran brainstorming dengan soal open-ended terhadap hasil belajar siswa yang menunjukkan bahwa
STUDENT’S DIFFICULTIES IN TRANSFORMATION GEOMETRY COURSE VIEWED FROM VISUALIZER VERBALIZER COGNITIVE STYLE Rohmah Indahwati
SIGMA Vol 9, No 1 (2023): SIGMA
Publisher : Prodi Pendidikan Matematika FKIP Universitas Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.53712/sigma.v9i1.1993

Abstract

This study aims to determine the difficulties of students in the geometry transformation course in terms of visualizer and verbalizer cognitive style, especially in the concept of mapping a transformation. The research subjects were students of the transformation geometry class at the Mathematics Education Study Program at the University of Madura. This research is a qualitative descriptive study. Based on the results of the study, it was found that the difficulties of students with cognitive visualizer and verbalizer styles tended to be the same, which included (1) difficulty visualizing the definition of a transformation (2) difficulty in proving a transformation (3) difficulty determining the result area of a mapping. The Visualizer subject answers all the questions given and tries to describe the definition of the transformation given, although it is still not precise, it is better than the subject verbalizer. Verbalizer subjects, who are essentially easier to process information in the form of writing, are constrained by the arrangement of mathematical sentences and mathematical symbols which make the subject reluctant to try to answer questions. From the results of the analysis it was also revealed that the causes of the subject's difficulties were influenced by several aspects, namely, lack of mastery of basic geometric concepts, weak of reasoning ability and difficulties in mathematical operationsKeywords: Student Difficulties, Transformation Geometry, Visualizer Verbalizer Cognitive Style