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PENERAPAN MODEL GARCH DAN MODEL EWMA DALAM MENGUKUR RISIKO BERINVESTASI (Studi Kasus: Saham Syariah di Jakarta Islamic Indeks) Yunarti, Yuyun
JURNAL TAPIS Vol 12, No 2 (2012)
Publisher : P3M STAIN Jurai Siwo Metro

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Abstract

Abstract Time series model accommodating the above  heteroscedastisity is Generalized Autoregressive Conditional heteroscedastisity (GARCH) model and Exponential Weighted Moving Average    (EWMA)  model. The volatility estimated by these model can be used to measure the market risk of a portofolio of assets, called Value at Risk (VaR). VaR depends on the volatility, time horizon and confidence interval for the continuous return under analysis. For empirical assessment of these models, we use a sample on Jakarta Islamic Stock to sepecify  the GARCH and EWMA model. The best GARCH model yielded from this research is model GARCH (1,2) and the best EWMA model, be modeled with weight 0,992. The comparison process of GARCH model and EWMA model was done by measuring the value of Mean Absolute Percentage Error (MAPE) for estimation and forecasting. The result of research of shows that the MAPE to EWMA model is of 21,67 which is smaller than GARCH model which is 71,79 Therefore, it can be concluded that  EWMA model has a better level of accuration than  GARCH model in representing the actual data and forecasting. The result of variance forecasting for one periods forwards shows that the GARCH model has a larger Value at Risk ( Var) than the EWMA model has.Keywords : EWMA Model, GARCH Model, MAPE, VaR
PENDIDIKAN KEARAH PEMBENTUKAN KARAKTER Yunarti, Yuyun
JURNAL TARBAWIYAH Vol 11, No 2 (2014): Tarbawiyah Edisi Juli - Desember 2014
Publisher : JURNAL TARBAWIYAH

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Abstract

Education for human life is pramery or absolute need which should be has long life, without education is imposibble for a thousand human can life to be with they want to do and happiness based on life futuristics. The goal of education not only a culture switching process and  transfer of knowladge transfer of value it’s mean that education beside ofswitch and tranmissions, education also near to with the develope process and personality or society characters building te highess atitude for the learner have to has optimal education.Caracter Education not based on memorizing and verbality knowladge. Caracter education as the attitude education which habitual action and educator dicipline principle, parents, ledears, and society who large enviromnet fo the child caharecters. School is one of institution wich to bring out fo do character education.  Formal education is point main  to do life education characters and also prefer to educators models. Caharecters as characteristics thinks and atituted for every individu for life and do a coorporative with familly environment, society, and nation. The good  character individu is the indiviadu who can make deccision and can to responsible for every his deccisson.
PENDUGAAN PARAMETER PADA MODEL LOGISTIK NOMINAL Yunarti, Yuyun
JURNAL TAPIS Vol 13, No 2 (2013): Nomor 2 Tahun 2013, Edisi Juli
Publisher : P3M STAIN Jurai Siwo Metro

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Abstract

Nominal logistic regression is an extension of binary logistic regression. Binary and nominal terms refer to how many categories are owned by the response variable Y. If Y contains only two categories the corresponding logistic regression is binary logistic regression. If the response variable Y r category covers and has a structure which takberurut (unordered) then the corresponding logistic regression is a nominal logistic regression. Of r categories owned by the response variable Y will be obtained (r -1) logit function. So that the estimate of the regression parameters paremater carried out simultaneously. Therefore the estimation is usually done by using the method of Newton-Rhapson. Keywords :Logit function, maximum likelihood estimators, method of Newton-Rhapson
PENERAPAN METODE CONSEPT MAP UNTUK MENINGKATKAN MOTIVASI DAN HASIL BELAJAR PADA MATA KULIAH STATISTIKA I Yunarti, Yuyun
JURNAL TAPIS Vol 15, No 1 (2015)
Publisher : Pusat Penelitian dan Pengabdian Masyarakat (P3M) STAIN Jurai Siwo Metro

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Abstract

Statististics instruction 1 is aimed at educating and training the students on how to collect, display, analysis, and interprete research data. Such skill is needed to writing final scientific paper.This research is also aimed at investigating the students’ motivativation and learning result in learning statistics by implementing concept map. This research was conducted in the fourth semester students of Islamic Education Department in academic year of 2013/2014 through two cycles. The firts cycle discussed data material, data display, and data analysis; while the second cycle discussed central tendency of data. Evaluation of each cycle is conducted through pre-test, post-test, discussion, and presentation. The result of this research shows that statistics instruction through concept map increased student’ learning achievement in which the average score of pre-test of the first cycle is 35.13 while post-test is 80.69. Statistics instruction using map concept method increased students’ motivation with the percentage of 70.10. The students found that map concept helped increase their motivation and finally improve the result of statistics 1 instruction.Keywords: Concept map method, instruction, statistics
Pengembangan Media Pembelajaran Articulate Storyline 3 dengan Pendekatan Realistik untuk Meningkatkan Komunikasi Matematis Anggraini, Defi; Yunarti, Yuyun
JURNAL RISET PEMBELAJARAN MATEMATIKA SEKOLAH Vol. 8 No. 1 (2024): Jurnal Riset Pembelajaran Matematika Sekolah
Publisher : Program Studi Pendidikan Matematika FMIPA Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/jrpms.081.10

Abstract

Guru matematika SMP N 1 Punggur Lampung Tengah dalam menyampaikan materi pelajaran masih menggunakan buku cetak, LKS dan belum menggunakan media pembelajaran. Selain itu, peserta didik masih merasa sulit memahami materi pelajaran matematika. Sebagian besar peserta didik menganggap matematika pelajaran yang sulit dan membosankan sehingga diperlukannya pembelajaran yang menarik dan lebih kreasi dengan bantuan media pembelajaran. Tujuan dari penelitian ini yaitu: (1) mengembangkan media pembelajaran articulate storyline 3 dengan pendekatan realistik untuk meningkatkan komunikasi matematis; (2) mengetahui kevalidan dan kepraktisan media pembelajaran articulate storyline 3 dengan pendekatan realistik untuk meningkatkan komunikasi matematis; (3) mengetahui keefektifan media pembelajaran articulate storyline 3 dengan pendekatan realistik untuk meningkatkan komunikasi matematis. Jenis penelitian ini merupakan penelitian pengembangan Research and Development (R&D) dengan model 4-D yang terdiri dari 4 tahap yaitu define (pendefinisian), design (perancangan), develop (pengembangan) dan disseminate (penyebaran). Lokasi penelitian ini di SMP N 1 Punggur. Subjek dalam penelitian ini adalah 33 orang peserta didik kelas VII di SMP N 1 Punggur. Materi yang dikembangkan adalah materi aljabar. Hasil pengembangan dengan menggunakan 4-D menunjukkan bahwa hasil validasi media sebesar 84 persen dengan kriteria “sangat valid” serta validasi ahli materi yaitu 89 persen dengan kriteria “sangat valid”. Selanjutnya hasil respon peserta didik mendapatkan persentase 84 persen dengan kriteria “sangat praktis”, sedangkan tes keefektifan media pembelajaran articulate storyline 3 menunjukkan hasil ketuntasan belajar sebesar 79 persen dengan kriteria “efektif”. Berdasarkan hasil tersebut dapat dikatakan bahwa media pembelajaran articulate storyline 3 dengan pendekatan realistik untuk meningkatkan komunikasi matematis yang dikembangkan sudah valid, praktis dan efektif untuk digunakan dalam proses pembelajaran.
Sharia Economic Law Regulation on The Development of Sharia Financial Institutions in Indonesia Maza, Rina El; Yunarti, Yuyun; Nazeri, Nazeri; Hidayat, Rahmat
Journal of Social Work and Science Education Vol. 3 No. 2 (2022): Journal of Social Work and Science Education
Publisher : Yayasan Sembilan Pemuda Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52690/jswse.v3i2.290

Abstract

The analysis of this study aims to provide an objective description and suggest to be able to strengthen and optimize related to the regulation of financial institutions or Islamic banking. In this case, the researcher uses a normative juridical method whose research refers to the rules or regulations of law as reference data which is analyzed with a qualitative description pattern. And the result is that this research illustrates that legal regulations play a role in the development, empowerment and establishment of the regulation of Islamic economic or financial institutions. The implication of study is the creation of progress and synchronization or correlation between financial institutions or Islamic banking in Indonesia. The harmony of regulations and the harmony of legal regulations must have an impact on public trust and have an impact on improving service facilities, protection for the community or customers, economic actors and even Islamic financial institutions themselves.
Pengaruh  Belanja Pemerintah,  Konsumsi Rumah Tangga, Indeks Pembangunan Manusia Dan Ekspor Terhadap Produk Domestik Regional Bruto Di Provinsi Lampung Pada Tahun 2014-2024 Sari, Wulan; Swastika, Putri; Yunarti, Yuyun
Ekonomikawan: Jurnal Ilmu Ekonomi dan Studi Pembangunan Vol 25, No 1 (2025)
Publisher : UNIVERSITAS MUHAMMADIYAH SUMATERA UTARA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30596/ekonomikawan.v25i1.23544

Abstract

Objective  Lampung Province's Gross Regional Domestic Product (GRDP) from 2014 to 2024 as a function of government spending, household consumption, HDI, and exports is the target of this research.  The researchers in this study used multiple linear regression techniques as part of their quantitative methodology.  Traditional assumption tests, such as evaluations of normality, autocorrelation, multicollinearity, and heteroscedasticity, are employed in this study, which employs secondary data sourced from the Central Statistics Agency (BPS) of Lampung Province. The results of the study show that all independent variables, namely government spending, household consumption, HDI, and exports, have a positive and significant effect on GRDP. Household consumption is the main factor in economic growth, where high purchasing power increases demand for goods and services. Exports also make a positive contribution by increasing regional income and foreign exchange. In addition, government spending plays a role in supporting infrastructure development, education, and health, which ultimately drives economic growth. HDI also has a positive impact, indicating that improving the quality of human resources through better education and health can increase labor productivity and regional economic growth. This finding confirms that regional economic policies need to be focused on strengthening household consumption, increasing export competitiveness, optimizing government spending, and investing in human resource development. With the right strategy, economic growth in Lampung Province can continue to increase sustainably.
Analisis Problematika Anak Berkebutuhan Khusus Tunagrahita dalam Pembelajaran PAI di SMPLB Wiyata Dharma Pertiwi Ayunira, Lia Martha; Yunarti, Yuyun
Jurnal Studi Gender dan Anak Vol 4 No 01 (2022): SETARA: Jurnal Studi Gender dan Anak
Publisher : Center of Gender Studies and Child of State Islamic Institute of Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32332/jsga.v4i01.4516

Abstract

Pendidikan Agama Islam (PAI) yaitu salah satu mata pelajaran wajib bagi seluruh jenjang pendidikan. Pendidikan agama Islam merupakan upaya dalam menyiapkan siswa untuk memahami, mengimani, dan mengamalkan ajaran agama Islam dari sumber utamanya yaitu kitab suci Al-Quran dan Al-Hadits. Namun saat ditelaah pada kondisi anak berkebutuhan khusus yag memiliki masalah dalam berbagai aspek, baik dari segi Phisics, menthal, emotional, dan social. Salah satu kekurangan yang terjadi, yaitu siswa tunagrahita mengalami keterbelakangan mental dan mempunyai banyak masalah saat mencapai hasil pembelajaran secara maksimal. Proses pembelajaran PAI di SMPLB Wiyata dhama pertiwi ini sudah meliputi tiga tahap pembelajaran, yaitu : tahap awal, tahap inti, dan tahap akhir atau evaluasi. Problematika anak berkebutuhan khusus tunagrahita saat pembelajaran PAI di SMPLB Wiyata dharma pertiwi yaitu, siswa tunagrahita mudah lupa dan lamban dalam menerima materi pelajaran apapun yang diberikan oleh guru. Masalah tersebut meliputi sulitnya melafalkan niat melakukan suatu ibadah beserta bacaan shalat, niat puasa, dan belum bisa membaca huruf arab gandeng.
Pendidikan Kearah Pembentukan Karakter Yunarti, Yuyun
Tarbawiyah Jurnal Ilmiah Pendidikan Vol 11 No 02 (2014): Jurnal Tarbawiyah
Publisher : Institut Agama Islam Negeri (IAIN) Metro

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Abstract

Education for human life is pramery or absolute need which should be has long life, without education is imposibble for a thousand human can life to be with they want to do and happiness based on life futuristics. The goal of education not only a culture switching process and transfer of knowladge transfer of value it’s mean that education beside ofswitch and tranmissions, education also near to with the develope process and personality or society characters building te highess atitude for the learner have to has optimal education. Caracter Education not based on memorizing and verbality knowladge. Caracter education as the attitude education which habitual action and educator dicipline principle, parents, ledears, and society who large enviromnet fo the child caharecters. School is one of institution wich to bring out fo do character education. Formal education is point main to do life education characters and also prefer to educators models. Caharecters as characteristics thinks and atituted for every individu for life and do a coorporative with familly environment, society, and nation. The good character individu is the indiviadu who can make deccision and can to responsible for every his deccisson.
Pengembangan Pendidikan Soft Skill dalam Pembelajaran Statistik Yunarti, Yuyun
Tarbawiyah Jurnal Ilmiah Pendidikan Vol 13 No 01 (2016): Jurnal Tarbawiyah
Publisher : Institut Agama Islam Negeri (IAIN) Metro

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Abstract

Education has a central role in human life and developing era. Education is the bridge that connects the present and the future. The existence of such arole, content and process of education need to be always updated according the advancement of science and the needs of the community. The world is now moving quickly with the rate getting toned. Humans are in the midst of a revolution that is changing the style and way of life, communicate, think, and also achieve well-being. It is therefore always necessary renewal of organizing education to keep up with the rapid rate of change. One trend that demands educational anticipation is the shift in the profile of competencies that are needed in the future. Knowledge is no longer the only needs to make one successful. Soft skills, which include personal and interpersonal abilities of a person, being a basic need to master in order to be able to exist in a person’s life.