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THE EFFECTIVENESS OF PROBLEM-BASED LEARNING WITH SOCIAL MEDIA ASSISTANCE TO IMPROVE STUDENTS' UNDERSTANDING TOWARD STATISTICS Yuliana Yuliana; Fery Firmansah
Jurnal Infinity Vol 7 No 2 (2018): Volume 7 Number 2, INFINITY
Publisher : IKIP Siliwangi and I-MES

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22460/infinity.v7i2.p97-108

Abstract

The objectives of the research are (1) to develop mathematics learning through Problem Based Learning (PBL) with social media assistance in improving students’ understanding toward statistics and (2) to find out the effectiveness of PBL with social media assistance. This research is a quasi-research with cluster random sampling. The cluster random sampling was employed to determine a control class and an experimental class. After treatment for each class, post-test was done. Then, the post-test data was analyzed through a T-test. The result is the mean score of post-test in experimental class was better than that in control class. It means PBL with social media assistance is more effective than the conventional model to teach statistics. The result was supported by a questionnaire that showed learning mathematics through PBL with social media assistance got a positive response from the students.
Efektivitas Pembelajaran Matematika Dengan Model Pembelajaran Student Team Achievement Divisions (Stad) pada Pokok Bahasan Sistem Persamaan Linier Dua Variabel Kelas VIII di SMP Negeri Se-Kabupaten Klaten Yuliana, Y; Yuwono, Muhammad Ridlo
Prosiding Konferensi Nasional Penelitian Matematika dan Pembelajarannya 2016: Prosiding Konferensi Nasional Penelitian Matematika dan Pembelajarannya
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Tujuan penelitian ini, yaitu: untuk mengetahui efektivitas pembelajaran matematika menggunakan model pembelajaran STAD dibandingkan dengan model pembelajaran konvensional. Penelitian ini termasuk dalam penelitian eksperimental semu, yang populasinya adalah siswa kelas VIII SMP Negeri Se-Kabupaten Klaten. Teknik pengambilan sampel dilakukan dengan cara stratified cluster random sampling. Kemudian, sampelnya dibagi dalam 2 kelompok, yaitu satu kelompok eksperimen yang diberikan perlakuan metode pembelajatan STAD, sedangkan satu yang lain merupakan kelompok kontrol. Metode pengumpulan data diambil dengan melakukan wawancara, metode dokumentasi, dan metode tes. Dengan metode tes ini diperoleh data prestasi belajar siswa yang dianalisis menggunakan uji t. Dari hasil analisis menggunakan uji t diperoleh kesimpulan bahwa: siswa yang diberikan perlakuan dengan model STAD mempunyai prestasi belajar matematika yang lebih baik daripada metode konvensional. Hal ini menunjukkan bahwa model pembelajaran STAD lebih efektif daripada metode konvensional
GeoGebra utilization training for visualization of solid geometry volume formula constructions for mathematics teachers Yuwono, Muhammad Ridlo; Triyono, Triyono; Wijayanti, Septiana; Tasari, Tasari; Sungkono, Joko; Syaifuddin, M. Wahid; Yuliana, Yuliana; Firmansah, Fery; Perdana, Muhammad Ikhsan Habib; Prameswari, Lala Areta
Community Empowerment Vol 10 No 3 (2025)
Publisher : Universitas Muhammadiyah Magelang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ce.12333

Abstract

This community service was conducted to improve mathematics teachers' skills in using GeoGebra to visualize the volume formula constructions of solid geometry shapes, particularly cubes, cuboids, and pyramids. The service activity was packaged in the form of training conducted online from July 20, 2024, to July 27, 2024, via Zoom Meeting. The results of this workshop showed that participants were able to use the tools available in GeoGebra to create visualizations of the volume formula constructions of solid geometry shapes. This activity had a positive impact on increasing the knowledge and skills of mathematics teachers in utilizing GeoGebra as a learning medium for geometry materials.
Enhancing literacy and numeracy through geometric motifs for batik art in Gayamprit, Klaten Yuliana, Yuliana; Liadiani, Anifa Mirza; Maulita, Dina; Rahmasari, Luthfi; Muzakiyah, Siti; Sari, Tri Ardilia Maya; Tasari, Tasari; Sholihah, Umi; Anggraheny, Kunthum Ria
Community Empowerment Vol 10 No 8 (2025)
Publisher : Universitas Muhammadiyah Magelang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31603/ce.13473

Abstract

This community engagement project sought to introduce foundational literacy and numeracy skills to children in the Gayamprit area, Klaten, through the creative activity of making Batik with geometric motifs. The program was conducted from March to May 2024. The methodology employed a mixed approach, including trials, hands-on Batik practice, instructional learning, interactive Q&A sessions, reflection, public socialization, and a final exhibition. The initiative successfully cultivated and introduced core literacy and numeracy habits, evidenced by several key outcomes: 100% of participants successfully produced Batik with geometric motifs, demonstrating technical application; 100% of participants were able to correctly and verbally identify the shapes and properties of basic planar geometry, indicating significant numeracy comprehension; all participants actively engaged in the learning process utilizing the Batik media and instructional materials; and the project’s impact was successfully socialized through the final public exhibition. This hands-on, culturally relevant approach proved effective in tangibly enhancing fundamental academic skills among Gayamprit’s children.