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ANALISIS KESALAHAN SISWA DALAM MENYELESAIKAN SOAL MATERI PERSAMAAN GARIS LURUS PADA KELAS VIII MTs DDI SINGGA: Analysis Of Studentds' Error In Completing Straight Line Equations Materials In Class VIII MTs DDI Singga Taufik, Moh; Sugita, Gandung; Sukayasa
Jurnal Elektronik Pendidikan Matematika Tadulako Vol. 11 No. 2 (2023)
Publisher : Universitas Tadulako

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Abstract

The purpose of this study was to describe the mistakes made by students in solving straight line equation problems. this type of research is qualitative research. The research subjects were 3 students taken from 23 class VIII students of MTs DDI Singga. The results of this study were reviewed based on Kostolan errors showing that the mistakes made by students in solving problems were conceptual errors and procedural errors. (1) Conceptual errors for students with high abilities, namely: not writing down the formula, for students with moderate abilities, namely: not writing down the formula, and making mistakes in determining the formula, and students with low abilities, namely: making mistakes in determining the formula, and not writing down the formula. (2) and for procedural errors of students with high abilities, namely: inability to manipulate steps in answering a problem, and calculation operation errors, for students with moderate abilities, namely: inability to map the steps in answering a problem, and calculation operation errors, and for students with low abilities, namely: inability to map the steps in answering a problem, and calculation operation errors.
Penerapan Sistem Deteksi Angin Puting Beliung Berbasis Fuzzy logic dan SMS Gateway untuk Peningkatan Kesiapsiagaan Masyarakat Firdausi, Hasanur Mohammad; Mubarok, Imam Anas; Faqih, Achmad; Taufik, Moh; Rahardi, Gamma Aditya
Jurnal Pengabdian Masyarakat Fakultas Teknik : Jurnal Abditek Vol. 5 No. 02 (2025): Jurnal Pengabdian Masyarakat Fakultas Teknik : Jurnal Abditek
Publisher : LPPM Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/Abditek.052.05

Abstract

Kegiatan pengabdian masyarakat ini bertujuan untuk menerapkan sistem deteksi dini angin puting beliung berbasis fuzzy logic dengan sensor DHT22 dan anemometer yang dilengkapi SMS Gateway sebagai media peringatan dini. Sistem ini sebelumnya dikembangkan dalam penelitian dengan hasil akurasi yang baik, kemudian diimplementasikan pada masyarakat sebagai bagian dari peningkatan kesiapsiagaan bencana. Metode kegiatan meliputi sosialisasi, instalasi perangkat, pelatihan masyarakat, serta evaluasi respon warga terhadap pesan peringatan dini yang diterima melalui SMS dengan kategori “Waspada”, dan “Siaga”. Hasil kegiatan menunjukkan bahwa masyarakat mampu memahami pesan peringatan dan mengambil langkah mitigasi sederhana sesuai tingkat bahaya. Implementasi teknologi ini berhasil meningkatkan kesadaran masyarakat akan pentingnya kesiapsiagaan menghadapi bencana puting beliung.