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Simulation Study and Development of Semiparametric Multiresponse Multigroup Truncated Spline Regression for Rice Pest Control Azizah, Laila Nur; Fernandes, Adji Achmad Rinaldo; Wardhani, Ni Wayan Surya
CAUCHY: Jurnal Matematika Murni dan Aplikasi Vol 10, No 1 (2025): CAUCHY: JURNAL MATEMATIKA MURNI DAN APLIKASI
Publisher : Mathematics Department, Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/cauchy.v10i1.29773

Abstract

Rice pest control is a critical challenge in the agricultural sector that requires a deep understanding of rice pest management. Regression analysis is a statistical method capable of describing and predicting cause-and-effect relationships between individuals. In real-life applications, not all relationships exhibit a known curve pattern, and non-identifiable curve forms are often observed. Additionally, a single cause may affect more than one outcome, and the outcomes themselves can have interrelationships. Such relationships can be approached through a multi-response semiparametric regression using a truncated spline multi-group model. This study aims to develop a multi-response semiparametric multi-group regression model using the truncated spline approach to understand the variables influencing rice pest control under light and dark conditions. This model is applied to secondary and simulated data with various scenarios to determine the best model. The study results indicate that the optimal model for secondary data is a semiparametric regression model with a linear order and a single knot point, achieving a determination coefficient of 89.17%. Simulation results show that the scenario 1 model (linear with a single knot point) produces a high determination coefficient. This multi-response regression model proves more optimal when error variance and multicollinearity levels are kept low to moderate.
Zero Waste-Based Organic and Non-Organic Waste Sorting Education Prodyanatasari, Arshy; Diasandy, Deva Raka Satria; Azizah, Laila Nur; Izati, Lufia Elen Ayu; Hidayat, Abdullah Farikh
Room of Civil Society Development Vol. 3 No. 3 (2024): Room of Civil Society Development
Publisher : Lembaga Riset dan Inovasi Masyarakat Madani

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59110/rcsd.347

Abstract

Waste is generated from the activities of living organisms and is divided into organic, inorganic, and hazardous categories. Proper disposal of waste is crucial for minimizing environmental pollution. One effective approach is educating people about Zero Waste principles and implementing the 3Rs: reduce, reuse, and recycle. This activity involved repurposing mineral water gallons as bins for organic and inorganic waste. The PkM activity took place at SD YBPK Kota Kediri on April 26, 2024, targeting all students from grades I to VI, totaling 70 participants. The PkM was conducted using the Participatory Action Research (PAR) method and work performance evaluations. The outcomes of this PkM activity included increased knowledge among participants about identifying organic and inorganic waste, as well as heightened awareness of proper waste disposal according to waste classification.
The Effect of Work Life Quality on Job Satisfaction with Organizational Support as a Mediator Variable Azizah, Laila Nur; Erlina, Rr.
International Journal Of Education, Social Studies, And Management (IJESSM) Vol. 5 No. 3 (2025): The International Journal of Education, Social Studies, and Management (IJESSM)
Publisher : LPPPIPublishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52121/ijessm.v5i3.963

Abstract

HR is beginning to focus more on workers' quality of life, particularly in the Islamic banking business, where service requirements and performance expectations are high. According to its Islamic goal, Bank Syariah Indonesia must create a caring environment that fosters employee health and happiness. Bank Syariah Indonesia employees in Bandar Lampung are examined for how quality of work life influences job satisfaction using perceived organizational support as a moderator. Structured surveys with five-point Likert scales yielded 130 valid responses. Data were analyzed using SEM-PLS, a partial least squares structural equation modeling approach. Data shows that work life quality boosts job satisfaction considerably. Organizational support mediates this relationship, suggesting that workers' feeling of value and employer support boost work-life balance's happiness impact. Good work-life balance, appropriate salary and benefits, competent leadership, and good job placement are all important, according to descriptive data. These findings suggest Islamic banking management should improve HR practices to promote morale and long-term productivity.
PENGUATAN DAYA SAING UMKM MELALUI DIGITALISASI DAN INOVASI PRODUK DALAM MENINGKATKAN PEREKONOMIAN LOKAL Hidayat, A. Taufiq; Makhmut, Khalilah Daud Isaac; Azizah, Laila Nur
JURNAL ILMIAH EDUNOMIKA Vol. 9 No. 4 (2025): EDUNOMIKA
Publisher : ITB AAS Indonesia Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29040/jie.v10i1.18016

Abstract

This study aims to analyse the strategy of digitalisation and product innovation in improving the sustainability and competitiveness of MSMEs in Indonesia. This research uses mixed methods (qualitative and quantitative) to obtain comprehensive data. The research involved 10 MSME players representing various sectors, such as culinary, fashion, computer, and services. The research was conducted on MSMEs in the Bojonegoro area. Data Collection Techniques 1) Questionnaires, 2) In-depth Interview, 3) Field Observation. Data Analysis Technique using SWOT analysis to evaluate the strengths, weaknesses, opportunities, and threats faced by MSMEs. A total of 8 out of 10 MSMEs claimed to have made product innovations, both in the form of packaging, variations in taste/colour, and development of services based on customer needs.Innovations are based on direct customer feedback or through social media. However, only 4 MSMEs conducted regular and structured innovations. Most MSMEs reported an increase in turnover and market reach after implementing digitalisation and product innovation. For example, three culinary MSMEs managed to increase their daily transactions by 40 per cent through QRIS. Another fashion MSME managed to reach buyers from outside the region after uploading a product catalogue on a marketplace. The results of the SWOT analysis indicate that :1. Strengths Unique and locally-based products, proximity to local markets: Emotional and social relationships with local consumers create customer loyalty, High spirit of innovation. 2. Weaknesses: Limited digital literacy: Most MSME players do not understand digital platforms such as e-commerce and digital payments. 3. Opportunities Growth of internet users and e-commerce: Increased online shopping behaviour opens up new markets for local products. 4. Threats: Competition from products outside the region or abroad: Cheaper mass products from outside can threaten the local market. Conclusion: Digitalisation and product innovation are proven to improve the competitiveness of MSMEs in Bendo, Bojonegoro Regency. Despite uneven implementation, preliminary results show an increase in turnover, market expansion, and positive contribution to the local economy.
ECONOMIC EDUCATION STRATEGIES FOR IMPROVING MSME INCOME THROUGH DIGITALIZATION Hidayat, A. Taufiq; Makhmut, Khalilah Daud Isaac; Azizah, Laila Nur
EDUCATUM: Scientific Journal of Education Vol. 3 No. 2 (2025): EDUCATUM: Scientific Journal of Education
Publisher : Four Son Scholarship

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59165/educatum.v3i2.184

Abstract

Micro, Small, and Medium Enterprises (MSMEs) are productive businesses owned by individuals or small business entities with certain limitations in terms of assets and turnover, in accordance with Law Number 20 of 2008 concerning Micro, Small, and Medium Enterprises (MSMEs) which act as the backbone of the Indonesian economy with a large contribution to Gross Domestic Product (GDP) and employment opportunities. Micro, Small, and Medium Enterprises still face various challenges, such as low digital literacy, as well as difficulties in marketing and product innovation. The use of technology can be a solution for Micro, Small, and Medium Enterprises to increase competitiveness and expand the market. This study aims to analyze the role of digitalization and product innovation in increasing the income of Micro, Small, and Medium Enterprises. The research method used is descriptive qualitative with a case study approach on Micro, Small, and Medium Enterprises in the food and service sectors. Data were obtained through interviews, observations, questionnaires, and supporting literature. The results of the study indicate that the application of digitalization, such as the use of e-commerce, social media, and digital payment systems, can expand market reach and improve operational efficiency. This is proven by the research sample of 10 Micro, Small, and Medium Enterprises (MSMEs) significantly increased in terms of income. Thus, digital transformation is an important strategy that needs to be implemented sustainably by Micro, Small, and Medium Enterprises to support inclusive economic growth..
Penguatan Kesiapsiagaan Bencana Gempa Bumi Pada Siswa melalui Pendekatan Project Based Learning Wulandari, Ika Subekti; Hamida, Hairunnisa; Azizah, Laila Nur; Wijaya, Najwa Angelina; Karticandra, Noviyanti; Hidayati, Rahma Nur; Anindya SM, Sabrina
Jurnal Kreativitas Pengabdian Kepada Masyarakat (PKM) Vol 9, No 4 (2026): Volume 9 Nomor 4 (2026)
Publisher : Universitas Malahayati Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33024/jkpm.v9i4.24489

Abstract

ABSTRAK Kabupaten Gunungkidul merupakan wilayah dengan tingkat kerawanan gempa bumi tinggi, sehingga diperlukan peningkatan kesiapsiagaan masyarakat khususnya di lingkungan sekolah. Kegiatan edukasi tanggap darurat bencana gempa bumi di SMPN 1 Semin bertujuan untuk meningkatkan pengetahuan, keterampilan, dan kesadaran siswa dalam menghadapi situasi darurat melalui pendekatan Project based learning. Metode yang digunakan meliputi penyuluhan, simulasi evakuasi, diskusi interaktif, dan praktik lapangan dengan pengukuran efektivitas melalui pre-test dan post-test. Hasil kegiatan menunjukkan adanya peningkatan rata-rata pemahaman siswa sebesar 80% serta perubahan sikap menjadi lebih tanggap, tenang, dan peduli terhadap keselamatan diri dan lingkungan sekolah. Berdasarkan hasil tersebut, dapat disimpulkan bahwa pendekatan edukasi interaktif efektif dalam meningkatkan kesiapsiagaan bencana di kalangan siswa. Disarankan agar kegiatan serupa dilaksanakan secara rutin dan diperluas ke sekolah lain di wilayah rawan gempa untuk memperkuat budaya sadar bencana sejak dini. Kata Kunci: Edukasi Bencana, Kesiapsiagaan, Gempa Bumi, Project Based Learning.  ABSTRACT Gunungkidul District was known as an earthquake-prone area; therefore, it was essential to enhance community preparedness, especially in school environments. The earthquake emergency education program at SMPN 1 Semin aimed to improve students’ knowledge, skills, and awareness in responding to emergencies through the Project based learning approach. The methods included counseling, evacuation simulations, interactive discussions, and field practices, with effectiveness measured using pre- and post-tests. The results showed an average 80% increase in students’ understanding and significant behavioral improvements in alertness, calmness, and concern for safety. It was concluded that the interactive educational approach effectively enhanced disaster preparedness among students. It is recommended that similar programs be conducted regularly and expanded to other schools in disaster-prone areas to strengthen disaster awareness and resilience from an early age. Keywords: Disaster Education, Preparedness, Earthquake, Project Based Learning.
Effect of storage temperature and material shelf life on provisional crown’s hardness and flexural strength: an experimental laboratory study Azizah, Laila Nur; Dewi, Sekar Nirmala; Andryas, Ika; Wahyuni, Siti
Jurnal Kedokteran Gigi Universitas Padjadjaran Vol 38, No 1 (2026): April 2026
Publisher : Fakultas Kedokteran Gigi Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/jkg.v28i1.60076

Abstract

Introduction: Provisional crowns are interim restorations placed on prepared teeth until the definitive crown is completed. Fractures of provisional crowns and bridges often occur as a result of crack propagation due to inadequate mechanical properties. This study aimed to analyze the effect of storage temperature and material shelf life on the surface hardness and flexural strength of bis-acryl provisional crown materials. Methods: This study was an experimental laboratory study with a posttest-only control design. Five cartridges of bis-acryl provisional material (SmarTemp®, shade A2, USA) were divided into two groups. Thirty five disc-shaped (10 x 2 mm) and thirty five bar-shaped (2 x 2 x 25 mm) bis-acryl specimens were produced by layering bis-acryl composite in an aluminum mold. Surface hardness was measured using Vickers Hardness Tester (Shimadzu HMV®, Japan), and flexural strength.was.evaluated using three-point.bending.test (Tensilon AND RTF-1350®, Japan). Data were analyzed using one-way ANOVA followed by a post-hoc LSD test. Result: The highest surface hardness value was 31.20±0.91 and the highest flexural strength value was 62.32±0.75. Data analysis showed significant differences in surface hardness (p-value=0.001) and flexural strength (p-value=0.0001). Conclusion: Surface hardness and flexural strength were affected by storage temperature and material shelf life. Bis-acryl materials, whether recently produced or with 12 months remaining before expiration, are recommended to be stored at 5 °C or room temperature (27 °C), as they exhibit better surface hardness and flexural strength compared to those stored at 35oC.Pengaruh temperatur dan masa penyimpanan terhadap kekerasan permukaan dan kekuatan fleksural bahan mahkota sementara: studi eksperimental laboratorisPendahuluan: Mahkota sementara merupakan restorasi sementara yang dipasang pada gigi yang telah dipreparasi sampai mahkota definitif selesai. Mahkota dan jembatan sementara sering terjadi retakan karena sifat mekanik material yang tidak adekuat. Penelitian dilakukan untuk menganalisis pengaruh temperatur penyimpanan dan masa penyimpanan bahan terhadap kekerasan permukaan dan kekuatan fleksural bahan mahkota sementara bis-acryl. Metode: Penelitian ini adalah studi eksperimental laboratoris dengan desain posttest only control design. Lima katrid bahan restorasi sementara bis-acryl (SmarTemp®, shade A2, USA) dibagi menjadi 2 kelompok. Tiga puluh lima sampel berbentuk silindris (10 x 2 mm) dan 35 sampel berbentuk balok (2x2x25 mm) dibuat dengan cara memasukan bahan bis-acryl ke dalam cetakan aluminium. Kekerasan permukaan diukur menggunakan Vickers Hardness Tester (Shimadzu HMV®, Jepang) dan kekuatan fleksural diuji menggunakan uji three-point bending (Tensilon AND RTF-1350®, Jepang). Hasil dianalisis menggunakan uji ANOVA satu arah yang dilanjutkan dengan uji LSD post-hoc. Hasil: Nilai rata-rata tertinggi kekerasan permukaan yaitu 31.20±0.91 dan kekuatan fleksural yaitu 62.32±0.75. Hasil analisis data menunjukkan adanya perbedaan signifikan pada kekerasan permukaan (p=0,001) dan kekuatan fleksural (p=0,0001). Simpulan: Kekerasan permukaan dan kekuatan fleksural dipengaruhi oleh temperatur dan masa penyimpanan produk. Bis-acryl yang baru diproduksi dan 12 bulan sebelum kadaluarsa disarankan disimpan pada suhu 5 oC atau temperatur ruangan (27 oC) karena memiliki kekerasan permukaan dan kekuatan fleksural yang lebih baik dibandingkan dengan bahan yang disimpan pada temperatur 35oC.