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All Journal Jurnal Sains Matematika dan Statistika JURMA : Jurnal Program Mahasiswa Kreatif
Sri Mayang
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Computer Science & IT Education Languange, Linguistic, Communication & Media Mathematics Public Health Social Sciences

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Prediksi Jumlah Penumpang Kereta Api Di Jabodetabek Menggunakan Model SARIMA Ari Pani Desvina; Sri Mayang
Jurnal Sains Matematika dan Statistika Vol 5, No 2 (2019): JSMS Juli 2019
Publisher : Universitas Islam Negeri Sultan Syarif Kasim Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24014/jsms.v5i2.7656

Abstract

Pada penelitian ini dibahas mengenai peramalan jumlah penumpang kereta api di Jabodetabek menggunakan model SARIMA, data yang digunakan diambil dari  Januari 2006 sampai September 2017. Metode SARIMA merupakan metode peramalan yang digunakan ketika data mengalami pola musiman. Untuk mendapatkan hasil ramalan jumlah penumpang kereta api di Jabodetabek digunakan model SARIMA dengan cara mengidentifikasi model, estimasi parameter, pemeriksaan diagnostik dan peramalan dengan menggunakan software minitab dan eviews.  Hasil analisis didapatkan bahwa jumlah penumpang kereta api di Jabodetabek pada tahun 2017 dan 2018 dari model SARIMA terus meningkat berkisar antara 26.976 hingga 31.069 penumpang perbulannya, dengan persentase tingkatkesalahan ramalan adalah 3,40% .
The Effect of Green Accounting, Profitability, and Media Exposure on Corporate Social Responsibility Disclosure (Empirical Study on LQ45 Index Companies for the 2019-2022 Period) Rizky Nabila Tanjung; Sri Mayang; Muammar Khaddafi; Iswadi Iswadi
Jurma : Jurnal Program Mahasiswa Kreatif Vol 8 No 1 (2024): JUNI
Publisher : LPPM UIKA Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32832/jurma.v8i1.2204

Abstract

This study aims to test and find out how the effect of the implementation of Green Accounting, Profitability, and Media Exposure on Corporate Social Responsibility Disclosure (CSRDi) both directly and indirectly. The population of this study is LQ45 index companies listed on the Indonesia Stock Exchange for the 2019-2022 period. The samples used in this study used the purposive sampling method. Based on the sample criteria determined, the number of samples obtained was 25 LQ45 index companies. To answer the problem in this study, the data was analyzed using multiple regression analysis with the help of the E-Views 12 application. The results of this study show that: 1) Green Accounting has a partial effect on Corporate Social Responsibility Disclosure, 2) Profitability does not have a partial effect on Corporate Social Responsibility Disclosure, 3) Media Exposure has a partial effect on Corporate Social Responsibility Disclosure and 4), Profitability and Media Exposure simultaneously has an influence on Corporate Social Responsibility Disclosure.
Co-Authors Ari Pani Desvina Iswadi Iswadi Muammar Khaddafi Rizky Nabila Tanjung