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The Impact of Case Study-Based Learning with SPSS on Student Outcomes at Medan State Polytechnic Harizahayu Harizahayu; Koko Hermanto; Ratna Yuniarti
RANGE: Jurnal Pendidikan Matematika Vol. 6 No. 2 (2025): Range Januari 2025
Publisher : Pendidikan Matematika UNIMOR

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32938/jpm.v6i2.8759

Abstract

This study intends to create a statistical learning model by integrating theory and practice, using the SPSS software application with case studies of problem solving in Computer Engineering and Informatics students at the Medan State Polytechnic. The design of this study began with a literature review before making lesson plans with the task of making teaching materials and providing content to students. Besides that, after the writer led the discussion, he was given the task of determining cases based on the subjects chosen by the students according to their interests. In this study there were 70 students who participated as the research sample. NONCase and STDCase both have standard deviation values ​​of 1.62001 and 1.84694, respectively. Because the average learning outcomes of NONCase 74.2571 and STDCase 78.8857 show that descriptively there are differences between NONCase-based learning and case study/STDCase-based learning. The NONCase method and the STDCase learning method using the SPSS program have a significant linear relationship between the variables, according to case study-based research. Using the formula F count = 0.982 > F table = 1.507 It can be concluded that there is a significant linear relationship between the mastery of the STDCase learning approach and the SPSS program because F count is smaller than F table
APLIKASI PROGRAM LINIER INTEGER 0-1 UNTUK MENYUSUN JADWAL USULAN PIKET SATPOL PP Hermanto, Koko; Suarantalla, Ryan; Sahdan, Sahdan
BAREKENG: Jurnal Ilmu Matematika dan Terapan Vol 14 No 1 (2020): BAREKENG: Jurnal Ilmu Matematika dan Terapan
Publisher : PATTIMURA UNIVERSITY

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (701.191 KB) | DOI: 10.30598/barekengvol14iss1pp091-100

Abstract

A zero-one integer linear programming with the Lindo software approach can be used to solve the cyclical scheduler method problem. The cyclical scheduling method is one of the scheduling methods that can be used to schedule work picks from Satuan Polisi Pamong Praja (Satpol PP), where each Satpol PP will work within a specified period of 5 days and will repeat periodically. The decision variable solution to the linear programming model is zero or one which becomes the decision of the Satpol PP in choosing the type of schedule. The preparation of this proposed schedule pays attention to the preferred weight of the Satpol PP holidays in each type of schedule that is formed so that the objective function of the linear programming model is to maximize the preferred holiday weights per Satpol PP against the existing schedule types. The results of the analysis obtained an optimal proposal schedule in maximizing the quality of assignments to each shift while taking into account the workload and constraints that exist. Also, it is known comparison between proposal scheduling and scheduling that has been used so far is seen in the aspect of quality, and fairness of the schedule carried out in the proposed scheduling is superior.
ANALYSIS OF THE FACTORS THAT INFLUENCE CUSTOMER INTEREST IN USING MOBILE BANKING AT PT. BANK NTB SYARIAH ALAS SUB-BRANCH Sandy, Agusta Hari; Hermanto, Koko
BAREKENG: Jurnal Ilmu Matematika dan Terapan Vol 16 No 2 (2022): BAREKENG: Jurnal Ilmu Matematika dan Terapan
Publisher : PATTIMURA UNIVERSITY

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (624.598 KB) | DOI: 10.30598/barekengvol16iss2pp703-712

Abstract

Many customers prefer ATMs or come directly to bank offices to do banking transactions. It can lead to crowds considering that the pandemic is not over yet. It is one of the considerations of PT. Bank NTB Syariah launched a mobile banking application as a service facility to facilitate customers' transacting. The use of mobile banking is still relatively new to the public. Currently, the number of mobile banking users of Bank NTB Syariah Alas Sub-Branch has not met the number of targets achieved in several quarters. This study aimed to analyze the factors influencing customer interest in mobile banking. The sample in this study amounted to 100, which are customers who are users of mobile banking users of PT. Bank NTB Syariah Alas Sub-Branch. The statistical tool used in this research is Structural Equation Modeling (SEM) with LISREL 8.80 statistical software approach. The results of this study indicate that the factors that influence customer interest are Perception of Information Technology (X1), Ease of Use (X2), Risk (X3), and Service Features (X4). These factors have a significant simultaneous effect. The coefficient of determination obtained is 84%, which means that customer interest in using mobile banking is influenced by elements of information technology perception, risk, trust, and service features, while the remaining 16% is influenced by other variables not discussed in this study.
EVALUATION OF THE QUEUE SYSTEM OF A DRIVING LICENSE APPLICATION AT KEPOLISIAN SUMBAWA BESAR Hermanto, Koko; Ruskartina, Eki; Adiasa, Iksan; Hudaningsih, Nurul; P, Gipari Royen; Harizahayu, Harizahayu
BAREKENG: Jurnal Ilmu Matematika dan Terapan Vol 17 No 1 (2023): BAREKENG: Journal of Mathematics and Its Applications
Publisher : PATTIMURA UNIVERSITY

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (386.472 KB) | DOI: 10.30598/barekengvol17iss1pp0383-0390

Abstract

A driving License (SIM) is a card that a motorized vehicle driver must own to prove the eligibility to drive a motorized vehicle. There are still many drivers who do not have a SIM. One of the reasons drivers don't apply for a driving license is because they object to follow every procedure in making a driver's license, which takes a long time and causes long queues every day. The application for a driver's license in a city or district is only in one place, namely at the City Police. As a result, many applicants apply for a driver's license in the queue system. This problem also occurs in the SIM-making service system at the Sumbawa Police Station. Therefore, this study aims to evaluate the queuing system for SIM-making services at the Sumbawa Besar Resort Police using the queuing theory method. There are two types of submissions in applying for a SIM, namely a new application and an application for an extension of a SIM, and the queuing system model used is Single Channel-Multi Phase. There are three phases in applying for a new SIM: the registration phase, photo phase, and test phase. Meanwhile, the application for a SIM extension has two steps: registration and photos. Based on the results of the analysis, the use of one service in each phase has not been optimal in overcoming the number of queues in the new SIM application process because there is still a steady-state (ρ) greater than one and the number of applicants is still queuing in the system, namely on Monday (phase test), Wednesday (test phase) and Friday (photo phase and test phase). Therefore, it is proposed to add one more service on that day and phase so that the stadium condition (ρ) is less than one and there is only one applicant in the queue (Lq).
PEMBERDAYAAN MASYARAKAT DESA MAMAN MELALUI PELATIHAN PEMBUATAN DIMSUM SIOMAY BAGI KELOMPOK PKK Hermanto, Koko; Mashabai, Ismi; Hudaningsih, Nurul; Utami, Silvia Firda; Turrahmi, Ulfa
Jurnal Abdi Insani Vol 12 No 9 (2025): Jurnal Abdi Insani
Publisher : Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/abdiinsani.v12i9.2956

Abstract

The problem of stunting in West Nusa Tenggara (NTB) remains a serious concern despite a significant decline in stunting rates. Despite this considerable decline, NTB has yet to reach the national target of 14%. There is still 10.6% left to achieve to meet the national target. Stunting in NTB is caused by chronic, recurring malnutrition, especially in animal protein. Therefore, to meet these nutritional needs and increase children's appetite, innovations in stunting management are needed, one of which is creating contemporary foods such as dimsum siomay. Training on making dimsum siomay using chicken and shrimp as raw materials was provided to the Family Welfare Empowerment (PKK) group in Maman Village, Sumbawa Regency, to improve the knowledge and economy of its members, and to reduce stunting rates. The training method used was the Participatory Rural Appraisal approach, which included the delivery of materials and hands-on practice in making dimsum siomay. A review of the training activities was conducted after the training, aiming to evaluate the effectiveness of the training in improving the knowledge, skills, and awareness of the PKK women's group in Maman Village in developing culinary businesses. The evaluation results showed a significant increase in the knowledge, skills, and caring attitudes of PKK members after the training. The training also raised PKK members' awareness of developing independent and sustainable culinary businesses. The training's effectiveness rate was 45%, categorized as quite effective in empowering the PKK women's group economically, and can serve as a model for other community empowerment programs.
Pelatihan Disain Kemasan Produk Pakan Ternak Dan Penggunaan Etalase Poto Village Sebagai Media Pemasaran Produk Desa Poto Hermanto, Koko; Munandar, Imam; Yuliadi, Yuliadi
Journal Of Human And Education (JAHE) Vol. 4 No. 5 (2024): Journal of Human And Education (JAHE)
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/jh.v4i5.1516

Abstract

Melimpahnya produksi tani jagung di kabupaten Sumbawa berdampak pada melimpah juga limbah yang dihasilkan. Limbah jagung yang masih hijau dapat dimanfaatkan secara langsung untuk menjadi pakan ternak sapi, tetapi limbah yang sudah kering tidak dapat dimanfaatkan oleh peternak karena belum memiliki keterampilan. Oleh karena itu, dilakukan kegiatan pelatihan pembuatan pakan ternak dari limbah pertanian jagung kepada kelompok ternak desa Poto. Melimpahnya bahan baku dapat diproduksi pakan ternak dalam jumlah banyak, selain dapat dimanfaatkan untuk ternak sendiri juga dapat dipasarkan ke masyarakat luas. Berdasarkan hal tersebut maka dilakukan pengabdian lanjutan yaitu pelatihan desain kemasan produk pakan ternak dan pembuatan Etalase Poto Village sebagai media pemasaran produk-produk desa Poto, selain produk pakan ternak dari limbah jagung. Metode yang digunakan adalah metode monologis dan dialogis. Hasil evaluasi menunjukan peserta sangat puas dengan kegiatan pelatihan dan hasil analisis pretest dan posttest menunjukkan terdapat peningkatan pemahaman peserta setelah mengikuti pelatihan pembuatan desain kemasan produk pakan ternak dari limbah jagung dan peningkatan pemahaman menggunakan Etalase Poto Village.
Analisis Pengendalian Persediaan Bahan Kimia pada Produksi Gula di PT. XYZ Menggunakan Economic Order Quantity (EOQ) Utami, Silvia Firda; Andika, Ahyar; Hudaningsih, Nurul; Adiasah, Iksan; Hermanto, Koko
Jurnal Sains Matematika dan Statistika Vol 10, No 1 (2024): JSMS Januari 2024
Publisher : Universitas Islam Negeri Sultan Syarif Kasim Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24014/jsms.v10i1.21497

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Selain melakukan pengendalian bahan baku sebagai fokus utama dalam sebuah perusahaan manufaktur, pengendalian bahan pendukung juga menjadi hal yang perlu mendapatkan perhatian demi kelancaran proses produksi. Salah satunya pada perusahaan yang bergerak di bidang good manufacturing, seperti PT.XYZ yang memproduksi gula kristal dengan bahan pendukung produksi berupa bahan-bahan kimia terdiri dari Phosphoric Acid, Hydrated Lime, Kemtalo Flote 100 dan Kemtalo Floc L. Tujuan dari penelitian ini adalah membuat manajemen operasi dalam menentukan jumlah pemesanan optimal bahan kimia pada PT.XYZ dengan menggunakan metode Economic Order Quantity (EOQ), kemudian melakukan perbandingan total biaya pengendalian persediaan yang selama ini dilakukan oleh perusahaan dengan total biaya pengendalian persediaan menggunakan metode EOQ sehingga dapat diketahui biaya dari metode mana yang lebih optimal. Selain itu dilakukan analisis reoder point sebagai acuan pemesanan kembali bahan-bahan kimia. Hasil analisis menunjukan Total biaya Persediaan bahan kimia Phosphoric Acid, Hydrated Lime, Kemtalo Flote 100 dan Kemtalo Floc L menggunakan metode EOQ lebih optimal dengan selisih berturut-turut adalah 7.038.862, Rp. 310.675.683, Rp. 29.818.184 dan Rp. 113.901.125. Sedangkan nilai reoder point kempat bahan kimia adalah 9.256,89 kg, 20.671,33 kg, 2.792,96 kg dan 3.001,32 kg.
Predictive Modeling of Preeclampsia Risk Using Random Forest Algorithm within a Machine Learning Framework Harizahayu; Friendly; Purwo Seputro , Bintarto; Benar; Hermanto, Koko
Journal of Computer Networks, Architecture and High Performance Computing Vol. 6 No. 4 (2024): Articles Research October 2024
Publisher : Information Technology and Science (ITScience)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47709/cnahpc.v6i4.4779

Abstract

Preeclampsia is a serious pregnancy complication characterized by high blood pressure, potentially leading to organ damage, making early risk prediction crucial to reducing maternal morbidity and mortality. This study aims to develop a preeclampsia risk prediction model using medical and clinical data from 80 patients at Rumah Bersalin Sadan. The data include demographic profiles, blood pressure, weight, maternal age, preeclampsia history, body mass index, number of previous pregnancies, as well as genetic and environmental factors. The dependent variable is the risk of preeclampsia, either as a binary outcome (yes/no) or as a continuous risk score. The predictive model was built using multivariate linear regression and the Random Forest algorithm. The results showed that the Random Forest model achieved an accuracy of 65.22%, with an F-statistic of 7.345 and a very small p-value (1.908e-06), indicating that the model effectively explains data variability. However, the low Kappa value suggests room for improvement through feature refinement, hyperparameter tuning, or exploring other algorithms. Although these findings suggest that Random Forest is a promising method, further evaluation and model optimization are needed to enhance predictive performance and determine whether this method is the most suitable for the dataset used.
PENDAMPINGAN PEMBUATAN VIDEO PEMBELAJARAN MENGGUNAKAN CANVA UNTUK GURU SDN KOKARPIT DAN SDN LEKONG Hermanto, Koko; Anggara, Mietra; Ismiyarti, Wilia; Mardinata, Erwin; Yuliadi, Yuliadi; Ekastini, Ekastini; Sofya, Nora Dery
Reswara: Jurnal Pengabdian Kepada Masyarakat Vol 4, No 2 (2023)
Publisher : Universitas Dharmawangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46576/rjpkm.v4i2.3255

Abstract

Dalam melaksanakan kegiatan pengajaran, seorang pendidik dituntut agar dapat membuat media pembelajaran yang dapat meningkatkan pemahaman peserta didik dan pendidik sendiri merasa nyaman dalam menjalankan pengajaran guna mewujudkan tujuan pembelajaran dengan baik. Salah satu jenis media pembelajaran adalah video pembelajaran yang dibuat menggunakan Canva yang dapat diakses oleh guru menggunakan email belajar.id sehingga semua fiture dapat diakses secara gratis. Berdasarkan hasil observasi yang dilakukan pada SDN Kokarpit dan SDN Lekong guru masih kesulitan membuat video pembelajaran dan belum mengenal Canva. Oleh karena itu, adanya permintaan kerjasama antara Fakultas Rekayasa Sistem Universitas Teknologi Sumbawa dengan kedua SDN tersebut dalam program pengabdian kepada masyarakat berupa pendampingan pembuatan video pembelajaran dengan menggunakan Canva. Peserta dalam kegiatan pelatihan ini diikuti oleh 16 guru dari SDN Kokarpit dan SDN Lekong dan terdiri dari 7 dosen pendamping. Pendampingan dalam pembuatan video media pembelajaran menggunakan pendekatan ceramah, demonstrasi serta adanya latihan yang disertai tanya jawab. Kegiatan pendampingan dievaluasi menggunakan model evaluasi Kirkpatrick dengan indikator reaction, learning, behaviour dan result, hasil evaluasi menunjukkan skor 89,71% yang menunjukkan peserta sangat puas dengan kegiatan pelatihan. Selain itu, berdasarkan hasil pre test dan post test menujukkan bahwa terdapat peningkatan pemahaman pemahaman peserta membuat video media pembelajaran serta adanya peningkatan jumlah video media pembelajaran peserta setelah sebulan mengikuti pelatihan
MENINGKATKAN GIZI DAN PEREKONOMIAN MASYARAKAT MBAWI MELALUI KEGIATAN PENGOLAHAN ABON IKAN BANDENG Yuliadi, Yuliadi; Sofya, Nora Dery; Muliarta Aryana, I Gusti Putu; Harahap, Herpan Syafil; Joniarta, I Wayan; Hermanto, Koko
Reswara: Jurnal Pengabdian Kepada Masyarakat Vol 5, No 1 (2024)
Publisher : Universitas Dharmawangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46576/rjpkm.v5i1.4115

Abstract

Mbawi merupakan salah satu desa di Kabupaten Dompu, NTB yang memiliki potensi perikanan berlimpah, baik dari laut maupun tambak. Namun demikian, potensi tersebut belum dioptimalkan oleh masyarakat, hasil tangkapan ikan masih diperjualbelikan dalam bentuk segar dengan harga murah. Jadi, potensi yang dimiliki belum mampu menyejahterakan masyarakat. Oleh karena itu, akan dilakukan pendampingan terutama kepada ibu rumah tangga yang banyak mempunyai waktu luang untuk meningkatkan nilai jual produk ikan dengan mengolahnya menjadi abon. Juga mitra yang lain yaitu karang taruna yang selama ini belum banyak berkegiatan, yang diharapkan dapat membantu para ibu untuk pengembangan usaha. Ikan yang dipilih adalah ikan bandeng yang jumlah produksinya terbanyak, dan diolah menjadi abon karena produk ini awet dalam waktu yang cukup lama. Pelatihan yang diberikan sudah menggunakan teknologi tepat guna seperti mesin cold storage, mesin peniris minyak, mesin penggoreng, dan mesin pencacah daging ikan. Evaluasi hasil pelatihan menunjukkan bahwa 91,3% mitra mengalami peningkatan pengetahuan  adanya peningkatan jumlah warga yang faham tentang gizi yang terkandung dalam ikan bandeng, dan sebanyak 90,9% mitra mengalami peningkatan kemampuan membuat abon ikan bandeng. Selain itu, peserta sangat paham dengan pelatihan yang telah dilakukan diberikan, baik materi maupun praktiknya. Analisis Harga menunjukan bahwa ikan bandeng segar 5 kg seharga Rp. 140.000,- setelah diolah menjadi abon memperoleh keuntungan sebesar Rp. 206729,05,-
Co-Authors Adi Suriyadin Adi Suriyadin Adiasah, Iksan Ahmad Yamin Aldrin Ali Topan, Paris Altarisi, Salman Amirul, Muhammad Ananda, Dea Andika Pratama Andika, Ahyar Anggriani, Luluh Atira, Fatin Farah Bahtiar, Syamsul Bayu Dinanda Putra Darmayadi, Surya Dea Ananda Debi Julia Sari Dery Sofya, Noura Dinda Permata Dwi Ermayanti, Tita Dzil Ikram, Fadhli Ekastini Ekastini Ekastini Ekastini Eki Ruskartina Eko Wijaya Eko Wijaya Erwin Mardinata Fajar Aryo Nugroho Fatin Farah Atira Fauzi Widyawati Fazriansyah Fidya Rizqika Firda Utami, Silvia Fitriani, Reza Friendly Harahap, Herpan Syafil Harizahayu Harizahayu Harizahayu, Harizahayu Heriwibowo, Dedy Herpan Syafil Harahap Hudaningsih, Nurul Hudaya, Chairul I Gusti Putu Muliarta Aryana I Gusti Putu Muliarta Aryana I Putu Winada Gautama I Wayan Joniarta Ika Alya Indri Putri Iksan Adiasa Imam Munandar Imam Munandar Ismi Mashabai Ismiyarti, Wilia Isna Apriawati Karyaningtiyas, Dimastuti Putri La Odiyanto Mamika Ujianita Romdhini Mardinata, Erwin Marwan Marwan Mietra Anggara Mietra Anggara Moh. Yazid Ath-Thawali Muhammad Basrik Saputra Muhammad Zikri Kautsar Mukhtar Hadi Ningsih, Nur Fitria Nora Dery Sofya Nora Dery Sofya Nur Fitria Ningsih Nurfadila Nurfadila Nurfadila Nurfadila, Nurfadila Nuryadi, Halid P, Gipari Royen Permata, Dinda Puji Muniarty Puji Muniarty Purwo Seputro, Bintarto Rabani, Ridho Rafi, Muhammad Sayyid Ramdani, Marisa Desita Ratna Yuniarti Ratna Yuniarti Renaldi Yansyah Reza Fitriani Rini Nirmala Hidayah Robbani, Farisan Ruskartina, Eki Ryan Suarantalla Sahdan, Sahdan Sakina, Cici Putri Salman Altarisi Sandy, Agusta Hari Sarkasih, Muhammad Reza Shinta Esabella Silvia Firda Utami Silvia Firda Utami Sis Yanti Arisma Sofya, Nora Dery Suarantalla, Ryan Sudodo, Yandri Sumarningsih, Eka Yuni Surbakti, Benar SURYANI Tamara Exanti Olifia Taryono, Taryono Tita Dwi Ermayanti Tiya Indryani Turrahmi, Ulfa Ulfa Turrahmi Ulfaturrahmi Wari Ammar Abdul Jabbar Wilia Ismiyarti Yansyah, Renaldi Yanti, Sahri Yuliadi Yuliadi Yuliadi Yuliadi Yuliadi Zam Zam