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Journal : Jurnal Gantang

Rasch model analysis: Evaluating students' spatial thinking ability in higher-order thinking skills trigonometric comparison assessment (HOTS-TCA) Ocy, Dwi Rismi; Rahayu, Wardani; Arthur, Riyan
Jurnal Gantang Vol 9 No 2 (2024): Jurnal Gantang
Publisher : Universitas Maritim Raja Ali Haji

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31629/jg.v9i2.6949

Abstract

This study addresses the critical issue of insufficient spatial thinking abilities among students, which significantly affects their performance in higher-order thinking skills (HOTS) tasks, particularly in trigonometry. Focusing on 11th-grade students in Tanjungpinang, Indonesia, the research investigates how spatial thinking influences the ability to solve trigonometric comparison problems. Employing a mixed-method approach, the study integrates quantitative data from the Higher-Order Thinking Skills in Trigonometric Comparisons Assessment (HOTS-TCA) with qualitative insights from post-test interviews. Rasch Model Analysis evaluates the quality of an assessment instrument by providing measures of respondent abilities and item difficulties, fit statistics to ensure model alignment, reliability, and separation indices for consistency, a Wright Map for visualizing the relationship between skills and difficulties, and checks for unidimensionality and potential item bias to ensure fairness and validity. The Rasch analysis further confirms the reliability and validity of the HOTS-TCA instrument, highlighting its effectiveness in measuring spatial thinking across varying ability levels. The study finds that students with high spatial ability excel in visualizing geometric relationships but struggle with complex three-dimensional tasks. In contrast, medium-ability students have difficulties with mental manipulation and real-world applications, and low-ability students face significant challenges in basic visualization and interpreting geometric structures, leading to frequent misconceptions.
Co-Authors Abd. Rasyid Syamsuri Abdul Azis Mubarok Adi Soeprijanto Adila Joya Puspita Agung Arianto Ahmad Marzuq Ahmad, Nurul Qomariyah Amos Neolaka Amos Neolaka Ananda, Dzorif Dafa Andi Muhammad Ishak Andy Kahfi Alamsyah Anggi Aris Rinaldi Anisah Anisah Anisah Arif Saefudin Arya Hayat Bimantara Awaluddin Tjalla Bimantara, Arya Hayat Chofzah, Afifah Umi Daryati Daryati Daryati Daryati Daryati Daryati Daryati Daryati Daryati Daryati Daryati, Daryati Dendy Wahyu Kuntoro Dewanto, Isya Tara Dewi, Laurika Kusuma Dian Pertiwi Josua Dina Chairunissa Dwi, Riza Nur Ekna Murtinugraha Ellis Yuniar Hanida Endah Sri Wahyuni Erna Septiandini Ernie Novriyanti Fastabiqul Khairat Fathurrahman, Hamdan Firros Hirzy Firros Hirzy Firros Hirzy Handoyo, Santoso Sri Hardanti, Pragita Haryati Dewi Lastari Helvy Yunida Henita Rahmayanti Hirzy, Firros Huda, Arif Maeftakhul Ima Wijayanti Indriani, Puput Delia Irin Imbatami, Ridia Ishak, Nasaruddin Isnaini Salasatun Agustin Iva Sarifah Juliyanto Juliyanto Kevin Pramudya Anggara Putra Khristiana Dwi Astuti Lastari, Haryati Dewi Laurika Kusuma Dewi Lenggogeni, Lenggogeni Lutfia Maulida Lutfiah Sungkar Luthfiana, Yusrina M. Agphin Ramadhan Mafie Musqyla Mafie Musqyla Maharani, Salma Martin Daniel Basito Maulana, Arris Michaelcui Albertus Wijaya Tampubolon Miharja, Tommy Eka MOCHAMAD AGUNG PRASETYO SUKANTO Mochmad Fauzi Muhamad Iqbal Muhammad Eko Prasetyo Muhammad Farhan Ramadhan Muhammad Jova Alviandrico Muhammad Nadir Muhammad Riefaldi Murtinughara, Eka Murtinugraha, Eka Murtinugraha, R Eka Murtinugraha, R. Eka Murtinugraha, R.Eka Musalamah, Sittati Musqyla, Mafie Nanda Dewi Narassati, Ninda Ayu Naufal Dzakwan neneng rafika ayu Nilandra, Raihan Asyara Putri Nousseva Renna Nova Priyanti Nur Idayanti Nur Rochimah Nuridayanti Nuridayanti Ocy, Dwi Rismi Ostiyani, Nindya Reza Pipih Pitnawati Pratiwi, Nandita Putri Prihantono Putra, Fernanda Septia Putri Novia Rahmadani R Eka Murtinugraha R Eka Murtinugraha R. Eka Murtinugraha R. Eka Murtinugraha R. Eka Murtinugraha R. Eka Murtinugraha Rafik Awaludin Rahmadhani, Elfi Ravino Indra Julio Renna, Nousseva Ridia Irin Imbatami Ridia Irin Imbatami Riefaldi, Muhammad Riyadi Rosmawita Saleh S Sariffuddin Saleh, Rosmawita Salma Maharani Salma Maharani Salma Maharani Samsun, Samsun . Santoso Sri Handoyo Satria Nurachmat Sekartaji, Galih Tiara Sheptian, Riky Shilmi Arifah Shinthia Mustiani Sidik, Jaelani Sittati Musalamah Soeprijanto Sunita, Sunita Supriyadi Supriyadi Supriyatti, Yetti Susan Analika Syahputra, Kevin Kamal Tuti Iriani Virna Atikahani Wardani Rahayu WARDHANI, RAHAYU Yetti Supriyati, Yetti Yoga Budi Bhakti Yudiana Pratama Yusrina Luthfiana