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Early marriage is a social issue that negatively impacts adolescents' health, education, and overall well-being. Mimika Regency is one of the regions with a relatively high rate of early marriages. This study aimed to analyze the effect of the peer education method on adolescents’ attitudes toward marriage in Mimika Regency. This research employed a quasi-experimental design with a pre-test and post-test approach. The study population consisted of adolescents aged 15–18 years residing in Mimika Regency, with a total sample of 65 respondents selected using purposive sampling. The research instrument was an attitude questionnaire that had been tested for validity and reliability, with a Cronbach’s alpha score of 0.904, indicating that the instrument was reliable. Data were collected through a pre-test before the intervention and a post-test after the implementation of peer education. The results showed that the average score of adolescents' attitudes toward early marriage increased from 21.32 before the intervention to 30.98 after the intervention. Statistical analysis revealed a p-value of 0.000 (< α = 0.05), indicating a significant effect of peer education on adolescents’ attitudes toward marriage.Peer education significantly influences changes in adolescents’ attitudes in preventing early marriage in Mimika Regency.

This research aims to estimate the reliability function of the Rayleigh distribution Under Type-II-Censored Data, which represents. The time of the machine's operation until the failure, and three methods were chosen to estimate the reliability function, which are, the maximum likelihood method, the momentary method, and the least squares method. As the values of the reliability function were calculated for real data related to the machines of theof the machines of Baghdad Pepsi Cola Company, and the comparison was made between the methods of estimating reliability by choosing the largest arithmetic mean for the reliability of the machines, and the greatest possibility appeared the best method, and the researcher concluded that the average times working until holidays is (4) months with a reliability of 87%.

The development of e-commerce and the internet requires business actors to be able to adapt, including in terms of marketing. Word of Mouth is a marketing strategy that is considered quite effective because it refers to human-to-human interaction through personal recommendations and positive experiences with something. In this era of social media, Online Customer Reviews are a form of evolution of Word of Mouth marketing. Online Customer Reviews utilize the power of Word of Mouth through digital platforms and have a significant impact in influencing consumer perceptions and purchasing decisions. This research uses several statistical tests to measure the reliability of the instruments and data. This research focuses on calculating the relationship between the Online Customer Review (X) and Purchase Decision (Y) variables at Shopee. The analysis results show a positive and significant correlation between the two, confirmed by simple linear regression and correlation tests. The findings confirm that Online Customer Reviews have a positive and significant influence on Consumer Purchasing Decisions. Therefore, sellers, especially on the Shopee marketplace, are expected to prioritize the quality of their products and services so that they can trigger good online customer reviews which then have an impact on increasing sales.    

This research was motivated by statements from pilgrims who had received the services of PT Maali Wisata Kota Martapura who felt very satisfied and trusted in the services provided such as facilities, individual services and accommodation, but there were no assessment ratings that had not been filled in on Google Maps. As for the problem formulation that has been carried out using the science method from Cartesian diagrams, it was found that there are variables that must be prioritized and paid attention to, and actions that need to be taken by paying attention to the variables of reliability and responsiveness, while the aim of this research is to find out the formulation of the problem that will be studied in this research. , this type of research involves direct involvement in the field (field research) with a descriptive quantitative approach which is not to test certain hypotheses, the testing method uses Validity, Reliability tests, and the IPA method or Cartesian diagrams (population 3,818, sample 97 respondents and Importance/interest instruments ( X) Performance/performance (Y)). As a result of research using the Importance Performance Analysis (IPA) method, it is known that the level of importance that needs to be considered and prioritized is the reliability and responsiveness variables. At the performance level, the variables that need to be leveled are responsiveness and tangibles.

This study aims to determine the influence of digital comic learning media KLIK (Financial Literacy Comics) on cognitive learning outcomes in social studies subjects of grade VII students of SMP Negeri 22 Malang. The approach used in this study is a quantitative approach. The type of research used is an experimental type of research with a Posttest Only Control Group Design research design. The population in this study is all grade VII students of SMP Negeri 22 Malang with the sample used, namely grade VII B students as the experimental class and grade VII G as the control class. The instrument used to measure students' cognitive learning outcomes is test questions. The data analysis techniques used in this study were data instrument tests with validity tests and reliability tests, prerequisite tests with normality tests and homogeneity tests, and hypothesis tests using t-tests. The results of the study showed that there was a partial influence of digital comic learning media KLIK (Financial Literacy Comics) on students' cognitive learning outcomes. This is evidenced by the results of data analysis with the help  of SPSS 22 for Windows which shows 0.000 < 0.05 which means that H0 is rejected and H1 is accepted.

This study aims to analyze the influence of service quality on customer satisfaction at Erlin Beauty Gallery beauty salon, West Pasaman. In an era of increasingly tight competition in the service business, service quality is a key factor in maintaining customer loyalty. This study uses a quantitative approach with a survey method. Samples were taken as many as 45 respondents using a simple random sampling technique. The research instrument was arranged based on five dimensions of, namely tangibles, reliability, responsiveness, assurance, and empathy. The results showed that service quality has a positive and significant effect on customer satisfaction at the beauty salon at Erlin Beauty Gallery. Service quality has a significant effect on customer satisfaction at Erlin Beauty Gallery Beauty Salon with a significant value of 0.000 ≤0.05 and a t count value of 5.504≥ t table 2,017, it can be concluded that service quality has a positive and significant effect on customer satisfaction at Erlin Beauty Gallery beauty salons. Therefore, it is important for beauty salons to be able to improve the quality of service provided to customers so that customer satisfaction is met and they decide to undergo treatment at ErlinBeuty.

The purpose of this study was to find out how service quality affects customer happiness at Kelokopi Batusangkar, which was shown by comments about unsteady Wi-Fi connections, uneven drink tastes, and slow service from staff who didn't know the menu.  What the study aims to do is show how service quality affects customer happiness.  A non-probability picking method was used to select 370 people for the study, which used a detailed quantitative approach and a cause correlation method.  A Likert-scale questionnaire that had been checked for validity and reliability was used to collect data, and SPSS 24.00 was used to analyze the results.The findings showed that 83% of people were satisfied with the service quality and 78% were satisfied with the service quality.  Only 31.2% of customer happiness was caused by service quality; the other 69.8% was caused by other things.

This study aims to determine the effect of Virtual Reality Box (VR BOX) as a learning medium on students' motivation, interest, and learning discipline in welding practice for grade XI students of the Machining Engineering Department at SMK Negeri 1 Tanjung Raya. The research method used is quantitative with a quasi-experimental design applying the non-equivalent control group design approach. Data were collected through tests and observation and analyzed using validity tests, reliability, normality, homogeneity, t-tests, ANOVA, and coefficient of determination. The results showed that the use of VR BOX significantly influenced students' motivation, interest, and learning discipline. The implementation of VR media created interactive learning, increased student engagement, and reduced fear in welding practice. It can be concluded that VR BOX is an effective instructional medium to improve the quality of vocational practice learning in vocational schools.

This study aims to understand the effect of flexible work arrangement and work life balance on employee performance, especially lecturers at state universities in Bandar Lampung City. The method used is non-probability sampling, data was collected using convenience sampling techniques to 109 lecturers at state universities in Bandar Lampung City. Validity and reliability tests were carried out by conducting Confirmatory Factor Analysis and Cronbach's Alpha tests. Then the Kolmogorov Smirnov test was carried out to test the data distribution. Hypothesis testing was carried out by looking at the t-value and significant value in multiple regression. The results of the study showed that hypothesis 1, namely flexible work arrangement, has a positive and significant effect on employee performance at state university lecturers in Bandar Lampung City. While hypothesis 2, namely work life balance, does not have a positive and significant effect on employee performance at state university lecturers in Bandar Lampung City. Therefore, agencies need to increase employee commitment, encourage personal work life balance, and strengthen the alignment of individual and organizational goals, in order to create a productive and sustainable work environment.

The purpose of this study was to determine 1) the influence of catechism on the character of Christian adolescents in HKBP Paranginan; 2) the influence of parental role models on the character of Christian adolescents in HKBP Paranginan; and 3) the influence of catechism and parental role models together on the character of Christian adolescents in HKBP Paranginan. The method used in this study is a quantitative method with a descriptive approach. The population was all participants of catechism in HKBP Paranginan totaling 44 people and a sample of 39 people was determined using the Slovin formula. The instrument trial was conducted on 30 adolescents in HKBP Pearung so that it was known that all research instruments were declared valid and reliable because they had met the criteria for validity and reliability values. Data were collected using a closed questionnaire of 35 items. The results of data analysis showed that: 1) the Fcount value> Ftable, namely 12.626> 3.23, thus it is known that there is an influence of catechism on the character of Christian adolescents in HKBP Resort Paranginan partially. The influence is 25.4%, 2) the Fcount value > Ftable is 14.014 > 3.23, thus it is known that the influence of parental role models on the character of Christian teenagers at HKBP Resort Paranginan is partial. The influence is 27.5%, and 3) the Fcount value > Ftable is 12.683 > 3.23, thus it is known that there is an influence of catechism and parental role models simultaneously on the character of Christian teenagers at HKBP Resort Paranginan. The influence is 41.3%, thus Ha is accepted and H0 is rejected.

This research is motivated by concerns about the decline in communication quality and character values among youth due to the use of slang language that does not adhere to proper linguistic norms, particularly through the widespread use of social media. The aim of this study is to examine the influence of slang language used on social media on the development of character values among female students at STITMA Yogyakarta, as well as to explore their perspectives on this phenomenon in daily life. This study employs a quantitative approach with a correlational method. Data collection techniques include questionnaires, interviews, and documentation. The population consists of fourth- and sixth-semester female students from the Islamic Education (PAI) and Arabic Education (PBA) programs, with a sample of 75 students selected using proportionate stratified random sampling. The data were analyzed using validity, reliability, normality, homogeneity tests, and hypothesis testing through the Pearson Product Moment correlation test. The results show that the calculated r-value of 0.967 is greater than the critical r-value of 0.2272, indicating a significant and positive influence between the use of slang language and character values. Thus, slang language is proven to impact the character development of female students in today’s digital era.

Image processing is a branch of computer science that is growing rapidly and is widely used in various fields, including in security systems. Face identification is one of the main applications of image processing that aims to recognize and distinguish individual faces in a system. The methods used in face identification involve various techniques, such as facial feature detection, characteristic extraction, and classification using machine learning algorithms. This article discusses the application of image processing in a security system based on face identification and the technology used to improve the accuracy and reliability of the system. The results of the study show that the combination of deep learning algorithms with image pre-processing techniques can increase the success rate of face identification in security systems.

This research analyzes user sentiment reviews of the KAI Access application from Google Play Store to improve customer service at PT Kereta Api Indonesia. The study uses a Natural Language Processing (NLP) approach with the Latent Dirichlet Allocation (LDA) algorithm to extract main topics from 10,000 reviews collected from April 2024 to April 2025. Analysis results show 40.7% positive sentiment reviews and 49.3% negative. After data preprocessing through case folding, normalization, tokenization, stopword removal, and stemming, seven optimum topics were found from negative sentiment with a coherence score of 0.508343 and two optimum topics from positive sentiment with a coherence score of 0.511673. Analysis based on five service quality dimensions (tangibles, reliability, responsiveness, assurance, and empathy) reveals that the reliability dimension becomes the main issue, including system instability, transaction failures, login difficulties, and data inaccuracy. The responsiveness dimension is the second priority, with users expecting fast and responsive service to complaints. The results of this study provide recommendations for PT KAI to prioritize improvements in system reliability and responsiveness aspects to enhance the overall user experience, which will ultimately impact customer satisfaction and loyalty.    

International airports are complex work environments with unique occupational health and safety risks. As hubs of intensive transportation activities, airports involve various operations, including flight services, passenger handling, cargo management, and fuel operations. Early detection of fuel leaks is crucial to ensure the aircraft’s fuel system is free from leaks, blockages, or potential fire hazards. This study aims to analyze the causes of fuel leakage and identify appropriate mitigation measures, using observation and literature review methods. The findings indicate that fuel leakage occurring while the aircraft is parked suggests damage to certain fuel system components, such as seal gaskets, sealants, and dome nuts, which may suffer from wear or cracking due to age-related degradation. Such damage poses serious risks, including fire hazards, corrosion to aircraft structures—particularly in hard-to-reach areas like the wings or fuselage—and a drop in fuel pressure that could impair engine performance or cause flight cancellations. To address these issues, thorough inspections of all fuel system components are essential. Additionally, the use of sensors to detect abnormal changes in fuel pressure and flow, combined with rigorous leak testing after repairs, is recommended to ensure operational safety and reliability.

The advancement of technology within organizations supports companies in innovating their work systems more efficiently and effectively. Technological sophistication has transformed the organizational work environment by enabling hybrid models that combine remote and in-office work. This research aims to examine the influence of hybrid work arrangements and dual role conflict on employee performance in Indonesia’s pharmaceutical sector. Data were gathered through a questionnaire distributed via Google Forms to 185 employees working in the pharmaceutical industry across Indonesia. The data analysis was conducted using SPSS version 27. The research instruments were tested for validity and reliability; validity was assessed through Confirmatory Factor Analysis (CFA MSA), including Kaiser-Meyer-Olkin (KMO), Anti-Image, and Factor Loadings. Normality was examined using the one-sample Kolmogorov-Smirnov test. Hypothesis testing employed multiple linear regression and t-tests. The findings indicate that both hybrid work systems and dual role conflict have a positive and significant impact on employee performance.

This study aims to determine whether there is an influence of parenting patterns on the independence of children in orphanages in Alang-alang lebar sub- district. The method used in this study is quantitative with a correlational research type. The population of this study was all children aged 5-6 years who lived in orphanages in Alang-alang lebar sub-district. The sample in this study was 20 children in orphanages in Alang-alang lebar sub-district with a random sampling method. Data collection techniques used were observation, questionnaires and documentation. After collecting the results of the questionnaire answers that had been distributed, the researcher processed the data using the SPSS Version 26 Program. The data analysis used was validity testing, reliability testing, simple linear regression, hypothesis testing and determination coefficient testing. After the analysis test was carried out, the calculated t > t table (8.956 > 2.093) and sig< 0.005 were obtained. Because the calculated t > t table, Ho was rejected and Ha was accepted, meaning that there was an influence of parenting patterns on the independence of children in the Alang-Alang Lebar Sub-district Orphanage.

This meta-methodological study evaluates 127 research articles on war-induced trauma in the Middle East, published between 2000 and 2023, with the aim of developing a methodological standardization framework capable of addressing the region-specific contextual complexity. The findings reveal a marked degree of heterogeneity in the methodological approaches employed (χ² = 78.45, p < .001), with 42.5% of the studies utilizing cross-sectional designs, 28.3% employing longitudinal methods, and 29.2% adopting mixed-methods approaches. Meta-regression analysis indicates a highly significant correlation between methodological rigor and the validity of research findings (r = .78, p < .001), reinforcing the importance of consistency in study design. The evaluation of instrument reliability reveals significant variation (α = .65–.92), with instruments based on DSM-5 criteria demonstrating the highest level of internal consistency (M = .86, SD = .08). Further analysis identifies five core components as critical in the methodological structuring of trauma studies within Middle Eastern conflict zones, namely cultural validation of instruments (β = .45, p < .001), data source triangulation (OR = 2.34, 95% CI [1.87–2.81]), contextualization of traumatic experience (R² = .56), sensitivity to conflict dynamics (κ = .82), and the application of ethics tailored to the local context (ICC = .79). These findings extend the work of Bush and Duggan (2013) on methodological biases rooted in Western epistemologies. Additionally, they advance the conclusions of Patel and Hall (2021) regarding the absence of cultural validity in cross-conflict studies, as this research introduces an integrated methodological framework that systematically synthesizes local perspectives with international scientific standards. The primary contribution of this study lies in the development of the Trauma Research Standardization Index (TRSI), a newly designed instrument intended to assess methodological alignment with the specific conflict context of the Middle East. The TRSI demonstrates verified construct validity (construct = .88) and high test-retest reliability (.92), making it a potentially valuable tool in standardizing trauma research across Middle Eastern contexts.

This study aims to analyze the aircraft maintenance procedures following a bird strike incident on Engine #1, focusing on incident identification, maintenance actions taken, damage evaluation, follow-up recommendations, and compliance with aviation industry standards. Data for the study were obtained through official technical documentation such as the Technical Standard Manual (TSM) and Aircraft Maintenance Manual (AMM). Data analysis was conducted using the Miles & Huberman method, which includes stages of data collection, data reduction, data presentation, and conclusion drawing. Data validity was ensured through source triangulation, relying on various related documents to strengthen the findings. The results showed that the maintenance procedures applied were in accordance with international standards. Post-incident maintenance was carried out systematically and well-documented, with no procedural violations or technical neglect. The damage evaluation of Engine #1 revealed that the corrective actions implemented were effective, ensuring the aircraft's safe return to service. Recommendations for further maintenance include enhancing supervision of existing procedures. Overall, the post-incident maintenance met best practices in the civil aviation industry, ensuring aircraft safety and reliability.

This study aims to examine consumers' perceptions of price influence their decision to purchase local coffee brand Kopi Tuku. Price perception is regarded as a key element influencing purchasing decisions, as consumers tend to judge price based on its quality, benefits, and nominal value. This study conducted quantitative research by surveying 395 Kopi Tuku consumers. Validity, reliability, classical assumptions, simple linear regression analysis, and t and F tests were used. The findings indicated that price perception significantly influences purchase decisions, as demonstrated by a computed value of 22.006 that is higher than the t-table and a significance value of 0.000. In addition,the value of 0.552 for the coefficient of determination (R²) indicates that price perception is responsible for 55.2% of the variation in purchasing decisions. The results suggest that in order to increase customer purchasing choices, Kopi Tuku should maintain a pricing strategy that is reasonable, competitive, and aligned with the worth of the available goods.

Web-based 4-tier instrument analysis on dynamic electricity material is one of the diagnostic tests that can determine the extent of understanding of the concepts that students have according to the level of confidence of the answers and the reasons they answer. The purpose of this study was to determine the feasibility of the instrument using Rasch Model analysis. Rasch Model analysis is assisted by Winstep software to analyze the scores generated from test instruments with the aim of knowing MNSQ Outfit, ZSTD Outfit, Item Measure, Item fit order, Item reliability, and Alpha Cornbach. This research is a descriptive type with quantitative descriptive research methods. The sample of this study was taken from the population derived from class XII students with a total of 91 people who have learned the concept of dynamic electricity in Jember city with purposive sampling technique. The instrument used was a web-based Four-tier diagnostic test consisting of 30 questions. The Rasch Model analysis results stated that the person reliability values of 0.76 and 0.78 were in the sufficient category, the item reliability values of 0.93 and 0.94 were in the excellent category, and the Cronbach Alpha Alpha (reliability) value of 0.78 was in the good category, indicating that the interaction between respondents and items was in the good category. This shows that the diagnostic test instrument is feasible, valid, and reliable.