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Journal : Multica Science and Technology

COMPARISON OF MEAN CENTERING REGRESSION AND SPLINE TRUNCATED NONPARAMETRIC REGRESSION ON FACTORS AFFECTING THE NUMBER OF CRIMES IN INDONESIA Felicia Joy Rotua Tamba; Liana Oklas Ranly; Andrea Tri Rian Dani; Meirinda Fauziyah; Narita Yuri Adrianingsih; Mislan Mislan
Multica Science and Technology (ACCREDITED-SINTA 5) Vol. 5 No. 1 (2025): Multica Science and Technology
Publisher : Universitas Mulia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47002/fpp74f96

Abstract

Crime remains one of the major challenges facing Indonesia, with the national crime rate showing an upward trend in 2022. This increase is driven by various social, economic, and demographic factors. To investigate these influences, this study applies the nonparametric truncated spline regression method to identify the determinants of crime rates across provinces in Indonesia. The response variable is the number of recorded crimes, while the predictor variables include the percentage of people living in poverty, mean years of schooling, average monthly per capita expenditure on food and non-food items, number of beneficiary households, budget for food social assistance, liberty aspects from the Indonesia Democracy Index, and the percentage of people with mental disorders. The analysis reveals that the linear truncated spline regression model with three knot points provides the best fit, achieving a coefficient of determination (R²) of 87.31%. These findings highlight the model’s capability to capture complex, nonlinear relationships between socio-economic indicators, democratic freedoms, mental health, and crime incidence in Indonesia.
Co-Authors Aditya Rinaldi Aditya Yoga Purnama Adrianus Inu Natalisanto Afif, Sofwan Agung Waluyo Ahmad Zarkasi Ahmad Zarkasi Anang Budianto Andrea Tri Rian Dani Anwar, Yaskinul Ari Handoko Ariyanthi, Gita Putri Arrosyidah, Mosy R arya candra Arya T Candra Asih Setyo Rini, Asih Setyo Bayu Septa M.T Budiharjo Budiharjo, Budiharjo Chandri Febri Santi Dadan Hamdani, Dadan Danang Ari Santoso Dani, Andrea Tri Rian Dedy Khaerudin Diah Ekowati, Diah Dian Mukhlisa Dina Hayati Putri Djayus Djayus, Djayus Donny Setiawan Dwiyanti, Agustina Edi Irwanto eko heryadi, eko Fatiha Felicia Joy Rotua Tamba Firdiansyah Firdiansyah Fitri Nauli Siagian fitriani, nur shabrina ulima Galih Farhanto Gandara, Ganjar Sidik Himawan Sadewo, Hengky Hipni, Ahmad Ibaad, Muhammad Irsadul Idris Mandang, Idris Imamatul Karimah Irda Afrahima Irma Nurmala Dewi Jumiati, Yana Kadek Subagiada, Kadek Khaerudin, Dedy Khairunnisak Khairunnisak, Khairunnisak Kholis Nurhanafi Kormil Saputra Kosasih, Raditya Arya Lariman, Lariman Lepong, Piter Liana Oklas Ranly Liya Arista Lucky Setiawan Maulidsandy, Penta Adenata Medi Hendra, Medi Meirinda Fauziyah Muawanah, Chusnul Munir, Rahmawati Munir, Rahmiati Murti, Sus Tri Nanang Waludi Nanda Khoirunisa, Nanda NARITA YURI ADRIANINGSIH Oroh, Chiko Zet Partimin, Partimin Prasetiyo, An’am Puji Setyaningsih PURNAMASARI, DWI AYU ITA Putra, Fachrian Bimantoro Putri, Devina R, Andrian Rahmat Fajar Rahmiati Rahmiati Rahmita Sari Ramadhan, Tegar Santi, Chandri Febri Septiardi, Muhammad Evan Setiabudi, Moh. Agung Sherin Ramadhania Sitinjak, Jesselin Paskalis Situmorang, Rosnalia Agnes Solvera, Esy Supriyanto Supriyanto Sutaji Putri, Devina Rayzy Perwitasari Syamsuddin Syamsuddin Upit Hofifah Utami, Alya Nindityas Wahidah Wahidah Wahyuni, Risma Nur Wahyuningtyas, Ika Panggih Wardani Wardani Wardhani, Pratiwi Sri Wawan Setiawan Wawan Setiawan Yanti, Derli Yanti, Nuri Yusuf, Mustaid