Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)最新文献

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Analysis of Longitudinal Regression Model Using the Generalized Estimating Equation (GEE) for the Child Welfare Composite Index (CWCI) in West Java 西爪哇儿童福利综合指数(CWCI)的广义估计方程纵向回归模型分析
A. S. Awalluddin, I. Wahyuni, Hilda Nurmuslimah
{"title":"Analysis of Longitudinal Regression Model Using the Generalized Estimating Equation (GEE) for the Child Welfare Composite Index (CWCI) in West Java","authors":"A. S. Awalluddin, I. Wahyuni, Hilda Nurmuslimah","doi":"10.2991/ASSEHR.K.210508.094","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.094","url":null,"abstract":"The purpose of this study was to determine the Generalized Estimating Equation (GEE) analysis as one of the longitudinal data regression methods for composite index data on children's welfare (CWCI) in West Java Province. GEE analysis uses four different correlation structures to determine the best model, namely: independent, exchangeable, AR (1), and unstructured. The determination of the best model of the four structures uses the Quasilikelihood Information Criterion (QIC). The West Java CWCI longitudinal data used consists of 5 independent variables, each of which is a dimension of survival, protection, growth and development, participation, and identity in 27 districts and cities in West Java for the period 2015 – 2017. This research is important as an alternative approach of longitudinal data regression analysis when we found a correlation problem in the condition of observed data.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"112 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132176239","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Learning Mathematical Modeling: The 7th Grade-Students Skills in Solving Inverse Proportion Visual-Formed Problem 学习数学建模:七年级学生解决反比视觉化问题的技巧
Yenny Silviana, Darmawijoyo, R. H. Simarmata
{"title":"Learning Mathematical Modeling: The 7th Grade-Students Skills in Solving Inverse Proportion Visual-Formed Problem","authors":"Yenny Silviana, Darmawijoyo, R. H. Simarmata","doi":"10.2991/ASSEHR.K.210508.071","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.071","url":null,"abstract":"This research aims to determine the 7 grade-students skills in solving the inverse proportion visual-formed problem through mathematical modeling learning. This research type was descriptive research using a qualitative approach. The subjects of this research were 19 students of the 7 grade-student of SMP Negeri 6 Indralaya Utara. We carried out the data collection techniques through the post-test and interviews. Based on the findings, here were found that the mathematical modeling problem in terms of visual provided a significant contribution to the student skills in solving the inverse proportion visual-formed problem. The details of the occurrence percentage of indicators were as follows: the identifying problem was 42,98%, the defining variable was 28,07%, formulating a mathematical model was 45,61%, completing the mathematics model was 52,63%, and applying the model was 50,00%.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"185 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126953510","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dealing with Challenges in Teaching & Learning Mathematics in Flipped Classroom Model in Pandemic Era 大流行时代翻转课堂模式下数学教与学的挑战
A. Hidayat, Wakhid Fitri Albar, Wihdati Martalyna
{"title":"Dealing with Challenges in Teaching & Learning Mathematics in Flipped Classroom Model in Pandemic Era","authors":"A. Hidayat, Wakhid Fitri Albar, Wihdati Martalyna","doi":"10.2991/ASSEHR.K.210508.041","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.041","url":null,"abstract":"The existence of technology in teaching and learning processes has changed the way how teachers transfer their knowledge to their students. Moreover, pandemic covid-19 has forced the use of technology in learning. The existence of flipped classrooms has given positive effects towards both learning effectiveness in understanding the basic concept, attractive learning, student achievement also collaborative learning among students. Flipped classrooms, however, have some challenges in an actual class application. Therefore, this article is intended to explore the various challenges of teaching and learning mathematics in flipped classroom model in the pandemic era. The teachers who commonly use traditional teaching as their method preference find some problems regarding how to manage and design the flipped classroom model in their teaching practice. To learn more about the idea of flipped classroom design, teachers should enhance their knowledge through training or collaborative study with professionals or experts in flipped classrooms. This is vital because it helps the teacher set up their classroom properly. Furthermore, we managed to implement the flipped classroom, then provided the data in the form of descriptive analysis.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124776440","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Development of Discrete Mathematics Learning Content Using Google Classroom in Mathematics Education Students 利用谷歌课堂开发数学教育学生的离散数学学习内容
Nirfayanti, Sugian Nurwijaya, Suarti Djafar, Reski Ramdani, Nely Salu Padang, Ernawati
{"title":"Development of Discrete Mathematics Learning Content Using Google Classroom in Mathematics Education Students","authors":"Nirfayanti, Sugian Nurwijaya, Suarti Djafar, Reski Ramdani, Nely Salu Padang, Ernawati","doi":"10.2991/ASSEHR.K.210508.075","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.075","url":null,"abstract":"The type of research used was development research that aims to develop learning content in discrete mathematics courses that are valid, practical, and effective for use in Mathematics Education students. The subjects in this study were students who programmed discrete mathematics courses in the odd semester of the 2020/2021 academic year. The development process in this research refers to the development model adapted fromPlomp, consisting of the initial investigation, design, realization, test, evaluation, and revision phases and implementation. The research instrument used was the learning implementation observation sheet, validation sheet, student response questionnaires, and learning outcome tests. The results of the research both theoretically and empirically show that the assessment tools developed to meet the following criteria: (1) valid according to expert judgment and empirically the instrument items are valid, (2) practical, students respond positively to the instrument being developed, and (3) effective based on the results of student learning tests have reached completeness. The results of research and development of learning content as shown in the above trial results show that the instruments developed have met the criteria of validity, practicality, and effectiveness, as learning content that can be used further by Mathematics Education lecturers in Higher Education","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128349023","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pre-Service Biology Teachers’ Attitudes Towards Math: Using the Covid-19 Case in Calculus Course 职前生物教师对数学的态度——以新冠肺炎疫情为例
K. Tamba
{"title":"Pre-Service Biology Teachers’ Attitudes Towards Math: Using the Covid-19 Case in Calculus Course","authors":"K. Tamba","doi":"10.2991/ASSEHR.K.210508.052","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.052","url":null,"abstract":"Mathematics, especially calculus, cannot be separated in the field of biology. Mathematical abilities are essential in understanding biological phenomena. However, pre-service biology teachers’ attitudes toward math tend to be negative. For this reason, an interdisciplinary approach is needed so that that pre-service biology teachers can see the relationship between biology and mathematics. An interdisciplinary approach can be in the form of case studies. This study explores the pre-service biology teachers’ attitudes toward math(calculus), which is taught using the Covid-19 case study. Data were collected using a reflection sheet and a questionnaire. On the reflection sheet, pre-service biology teachers are asked to write down their reflections on mathematics in biology after attending a lecture session. The questionnaire uses a Likert scale to see their attitude toward math before and after completing the course session. The data from the reflection sheet were analyzed qualitatively descriptively by using coding. Meanwhile, the data from the questionnaire were analyzed using descriptive statistics. The results showed pre-service biology teachers’ attitudes toward math (calculus) tend positive in two aspects. Pre-service biology teachers can see a connection and the importance of calculus in biology and interest in calculus. But, pre-service biology teachers have negative attitudes in aspect Perceived cost.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126042031","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Genetic Algorithm Approach in Forming the Optimal Portfolio of Issuer Companies with Dividend Distribution Criteria 基于股利分配准则的发行公司最优投资组合的遗传算法研究
I. Fahria, E. Kustiawan
{"title":"Genetic Algorithm Approach in Forming the Optimal Portfolio of Issuer Companies with Dividend Distribution Criteria","authors":"I. Fahria, E. Kustiawan","doi":"10.2991/ASSEHR.K.210508.107","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.107","url":null,"abstract":"Investing in the capital market for some investors is a challenge in itself. Investors are required to be able to determine the right combination and proportion of shares when they want to place a number of funds in each share that make up the optimal portfolio. The solution to the optimal portfolio formation problem can be done (Place holder) by using a genetic algorithm method approach. The purpose of applying genetic algorithms is to form an optimal portfolio with a proportion of stocks that can generate optimal profits with a justifiable loss rate. A case study was conducted on the companies compiling the LQ-45 index with dividend distribution criteria as many as 35 shares traded on the Indonesia Stock Exchange. The results showed that by using the genetic algorithm method, an effective problem solving was obtained in the formation of an optimal portfolio in issuers with dividend distribution.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"35 7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116647838","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Introduction to Problem Solving Based Learning Model 基于问题解决的学习模式导论
T. G. Ratumanan, C. S. Ayal
{"title":"Introduction to Problem Solving Based Learning Model","authors":"T. G. Ratumanan, C. S. Ayal","doi":"10.2991/ASSEHR.K.210508.111","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.111","url":null,"abstract":"Studies on innovative learning model are currently being carried out by experts to contribute to improving the quality of education and learning. Problem Solving Based Learning Model (PBPM) is one of the new model that the author has developed since 2017-2020. From the development results, this model is considered to meet the quality requirements of a learning model, namely meeting the aspects of validity, practicality, and effectiveness. The syntax of the PBPM model consists of 7 stages (phases), namely (1) introduction, (2) discussion of material, (3) problem solving, (4) presentation and discussion, (5) expansion of problem solving, (6) presentation and discussion ( continued), and (7) closing. With a focus on problem solving, especially in phase 5, where the problems presented are complex problems, including problems presented in an open-ended form, will stimulate the development of problem-solving abilities, higher-order thinking, and creative thinking. The fourth and sixth phases, namely presentations and discussions, will not only improve understanding of mathematics material, but also develop mathematical communication skills. Furthermore, the problemsolving process carried out in small groups cooperatively will have an impact on the development of cooperation capabilities and acceptance of diversity.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"93 18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128955021","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Approach of Cobb Douglas Function Into Scheme of Ijarah Muntahiya Bittamlik (IMBT) Cobb - Douglas函数在Ijarah Muntahiya Bittamlik (IMBT)格式中的应用
R. Cahyandari, A. S. Awalluddin, A. Hidayat
{"title":"Approach of Cobb Douglas Function Into Scheme of Ijarah Muntahiya Bittamlik (IMBT)","authors":"R. Cahyandari, A. S. Awalluddin, A. Hidayat","doi":"10.2991/ASSEHR.K.210508.091","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.091","url":null,"abstract":"Ijarah Muntahiya Bittamlik (IMBT) is a scheme for the sale of goods or services that combines a sale and purchase contract and a lease agreement ending with the ownership of the goods or services that are the object of the contract in the hands of the tenant. In the IMBT scheme, the tenant makes payments for the compensation agreed in the contract to a sharia financing company (PPS) which is generally done every month and is called Ujroh. Thus, Ujroh is a compensation payment, which becomes monthly profit of the company. In this research, Ujroh calculation was conducted in 2019 for PT Adira Finance using approach of Cobb Douglas function, especially profit function. Financial data of PT Adira Finance since 2011 up to 2018 was taken secondary then analyzed using the maximum likelihood estimation method assisted with methods of Newton Raphson and Matlab software, so that obtained a model of profit function of Cobb Douglas will be used to calculate Ujroh for next year. It was obtained results that Ujroh scores for 2019 were not too far from Ujroh scores in previous years so it can be said that the Cobb Douglas functional approach in the IMBT scheme is quite good.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"47 1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114308607","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
E-Learning-Based Task Design for Developing Mathematics Instructional Tools Containing 4C Skills 基于e - learning的包含4C技能的数学教学工具任务设计
D. K. Fardah, P. Wijayanti, Ismail, Susanah, Masriyah
{"title":"E-Learning-Based Task Design for Developing Mathematics Instructional Tools Containing 4C Skills","authors":"D. K. Fardah, P. Wijayanti, Ismail, Susanah, Masriyah","doi":"10.2991/ASSEHR.K.210508.055","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.055","url":null,"abstract":"The challenge for teachers during this pandemic is to continue to provide quality learning for their students. All forms of learning that were initially carried out face-to-face must now turn to online learning. One form of learning that is considered effective to be given online is by giving powerful and meaningful tasks. This article aims to describe the task design to develop mathematics learning tools that contain creativity and innovation, critical thinking and problem solving, collaboration, and communication, or what is often referred to as 4C skills. The design of these tasks is delivered using google classroom as the Learning Management System, synchronously, and asynchronously. The tasks are developed by following the ADDIE (Analysis, Design, Develop, Implement, and Evaluate) model, which in this article reaches the Develop stage. The complete task designed consists of the activities of: 1) explaining the 21st Century Learning framework simply by showing the 4C's position in it; 2) analyzing math learning activities that provoke 4C skills; 3) developing 4C skills assessment rubric, and 4) designing math instructional tools that contain 4C. Furthermore, the task designed will be validated and tested on mathematics education students who have taken the course that supports the development of the instructional tool such as innovative learning, assessments, learning media, and others.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"52 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116006574","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Portfolio Performance Evaluation for LQ 45 Index in 2016-2020 Periods Using the Treynor Method 用Treynor方法评价lq45指数2016-2020年投资组合绩效
Wahidah Alwi, B. Nurhafsari., Ilham Syata, Risnawati Ibnas, Sri Dewi Anugrawati
{"title":"Portfolio Performance Evaluation for LQ 45 Index in 2016-2020 Periods Using the Treynor Method","authors":"Wahidah Alwi, B. Nurhafsari., Ilham Syata, Risnawati Ibnas, Sri Dewi Anugrawati","doi":"10.2991/ASSEHR.K.210508.046","DOIUrl":"https://doi.org/10.2991/ASSEHR.K.210508.046","url":null,"abstract":"This research discussed the portfolio performance evaluation using the Treynor method. The portfolio performance evaluation aims to assess the established portfolio whether had a good performance and suitable to the investment goals. At the research, a portfolio was selected based on the efficient stock by taking two criteria that were, the first, ( portfolio A ) based on the greatest positive expected returns and the second (portfolio B) based on the smallest positive risk (beta). The result showed from the formation of the portfolio are for portfolio A was selected AKRA and PTBA stocks, as for portfolio B was selected ICBP and BBCA stocks. Of these two portfolios, both had good performance since the index Treynor acquired had positive results and portfolio B had better performance than portfolio A.","PeriodicalId":251100,"journal":{"name":"Proceedings of the 1st International Conference on Mathematics and Mathematics Education (ICMMEd 2020)","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122505216","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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