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Debbi Petra Meyana Sitorus
Universitas HKBP Nommensen Pematang Siantar
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Pengaruh Online Customer Rating Dan Online Custumer Review Terhadap Keputusan Pembelian Produk Pakaian Di Aplikasi Shopee Pada Mahasiswa Pendidikan Ekonomi Universitas Hkbp Nommensen Pematang Siantar Elsa Maria Sihaloho; Debbi Petra Meyana Sitorus; Injen Pardamean Butar-Butar
JOURNAL SAINS STUDENT RESEARCH Vol. 1 No. 2 (2023): Desember: Jurnal Sains Student Research
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jssr.v1i2.163

Abstract

This study aims to determine the effect of Online Customer Rating and Online Customer Review on Purchasing Decisions for Clothing Products on the Shopee Application for Economic Education Students at HKBP Nommensen University Pematang Siantar. Type of quantitative research. The population in this study were economic education students. The sample of this study amounted to 100 respondents. The sampling technique used is nonprobability sampling technique. The questionnaire test consists of a validity test using the product moment correlation method, a reliability test using Cronbach alpha, a classical assumption test which includes: normality test, multicollinearity test, heteroscedasticity test, and multiple linear regression, t test (partial), and f test (simultaneous). The results showed that: There is a positive but insignificant effect of Online Customer Rating on Purchasing Decisions, this can be seen in the t test where the value of Thitung> Ttabel (1.721> 1.6608) with a significant value of 0.088> 0.05, it can be said that Online Customer Rating has an effect but is not significant on Purchasing Decisions. There is a positive and significant effect of Online Customer Review on Purchasing Decisions, this can be seen in the t test where the value of Thitung > Ttabel (3.935 > 1.6608) with a significant value of 0.000 <0.05, it can be said that Online Customer Review has an effect and is significant on Purchasing Decisions. Online Customer Rating and Online Customer Review together influence Purchasing Decisions, this can be seen in the F test fcount > ftabel (20.399 > 3.09203). The coefficient of determination test is known to be 0.296, which means that 29.6% of the Online Customer Rating and Online Customer Review variables affect the decision to purchase clothing products in the shoppe application for economic education students at HKBP Nommensen Pematangsiantar University.
Pengaruh Teman Sebaya Dan Lingkungan Belajar Terhadap Prestasi Belajar Siswa Kelas IX DI SMP Negeri 6 Pematang Siantar Tahun Ajaran 2023/2024 Vincen Yakob Purba; Debbi Petra Meyana Sitorus; Paulina Herlina N Sirait
JOURNAL SAINS STUDENT RESEARCH Vol. 1 No. 2 (2023): Desember: Jurnal Sains Student Research
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jssr.v1i2.278

Abstract

This study aims to obtain knowledge about the influence of peers and the environment on the learning achievement of grade IX students of SMP Negeri 6 Pematang Siantar for the 2023/2024 school year. This type of research is qualitative research with a quantitative descriptive data analysis approach with the testing media used is SPSS 24. The total population in this study was 223, and the sample used was 142 people. The sampling technique used is simple random sampling. The data collection technique used is a questionnaire (questionnaire). The hypothesis data collection technique uses multiple regression analysis and coefficient of determination (R2).
Pengaruh Media Pembelajaran Audio Visual Dan Variasi Mengajar Guru Terhadap Hasil Belajar Siswa Kelas IX Mata Pelajaran IPS SMP Negeri 11 Pematangsiantar Dita Dyftania Arga Simanjuntak; Debbi Petra Meyana Sitorus; Binsar Tison Gultom
JOURNAL SAINS STUDENT RESEARCH Vol. 1 No. 2 (2023): Desember: Jurnal Sains Student Research
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jssr.v1i2.280

Abstract

This research aims to determine the "Influence of Audio Visual Learning Media and Teacher Teaching Variations on the Learning Outcomes of Class IX Students in Social Sciences Subjects at SMP Negeri 11 Pematangsiantar for the 2023/2024 Academic Year." This type of research is quantitative research with a quantitative descriptive data analysis approach. The research population was 45 Class IX Social Sciences Subjects at SMP Negeri 11 Pematangsiantar. The research sample was 45 people. The sampling technique used was a saturated sampling technique. The data collection technique used was a questionnaire. The hypothesis testing technique uses multiple linear regression analysis and the coefficient of determination (R2). The results of the research are that there is no significant influence between audio-visual media on the learning outcomes of class . Meanwhile, variations in teacher teaching have a significant influence on the learning outcomes of class. The results of the F test show that the significance value for the influence of X_1 and And it can also be seen that the R Square value is 0.171. So it can be concluded that audio visual media and variations in teacher teaching have a simultaneous or joint effect on learning outcomes by 17.1%.
Pengaruh Budaya Literasi Dan Minat Baca Terhadap Prestasi Belajar Siswa Kelas VIII SMP Negeri 6 Pematang Siantar Anju Siregar; Debbi Petra Meyana Sitorus; Anton Luvi Siahaan
JOURNAL SAINS STUDENT RESEARCH Vol. 1 No. 2 (2023): Desember: Jurnal Sains Student Research
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jssr.v1i2.369

Abstract

This research aims to gain knowledge regarding the influence of literacy culture and interest in reading on the learning achievement of class VIII students at SMP Negeri 6 Pematang Siantar. This type of research is quantitative research with a quantitative descriptive data analysis approach with the testing media used is SPSS 24. The population in this research is as many as 171 students, and the sample used was 120 people. The sample collection technique used was property random sampling. The data collection technique used was a questionnaire. The hypothesis data collection technique uses multiple regression analysis and the coefficient of determination (R2). The results of this research state that: 1) there is a positive influence of literacy culture on student learning achievement. This result can be seen in the t test where the t value of parental income (0.206) > t table value (1.658096). 2) there is a positive and significant influence of reading interest on learning achievement. This result can be seen in the t test where the t value of social style (5.018) > t table value (1.658096) which means that this variable is significant. 3) literacy culture and interest in reading together influence learning achievement. This result can be seen in the F test where the Fcount value (12.694) > Ftable value (3.05). The R Square coefficient of determination test was found to be 0.178, which means that 17.8% of the variables of literacy culture and interest in reading influence the learning achievement of class VIII students at SMP Negeri 6 Pematang Siantar and 82.2% is the influence of other variables not examined in this research.
Co-Authors Anju Siregar Anton Luvi Siahaan Dita Dyftania Arga Simanjuntak Elsa Maria Sihaloho Gultom, Binsar Tison Injen Pardamean Butar-Butar Paulina Herlina N Sirait Vincen Yakob Purba