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Journal : journal of innovative and creativity

Pengaruh Electronic Word Of Mouth, Brand Credibility, Dan Celebrity Endorsement Di Tiktok Terhadap Keputusan Pembelian Produk Glad2glow (Studi Kasus Generasi Z Pada Kecamatan Medan Sunggal) Ramayana Sinaga; Siti Alhamra Salqaura; Hesti Sabrina
Journal of Innovative and Creativity Vol. 6 No. 1 (2026)
Publisher : Fakultas Ilmu Pendidikan Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/joecy.v6i1.7606

Abstract

This research was conducted with the purpose and objective of determining the influence of electronic word of mouth, brand credibility, and celebrity endorsement on the Purchase Decision of Glad2glow Products (Case Study of Generation Z in Medan Sunggal District). The type of research used in this study is associative research with a quantitative approach. The sampling technique used in this study is non-probability sampling. The sample in this study is Generation Z in Medan Sunggal District. The sample size used is 100 respondents. The data obtained were primary data in the form of questionnaires distributed thru Google Forms and analyzed using the multiple linear regression analysis method with the SPSS 27 program. Based on the hypothesis testing that 1) Electronic word of mouth (X1) has a positive and significant effect with a t-statistic value of 2.570 > t-table 1.984, and a p-value in the sig column of 0.012 < 0.05, which means it has a significant effect. 2) Brand credibility (X2) has a positive and significant effect with a calculated t-value of 2.992 > t-table 1.984, and the p-value in the sig column is 0.004 < 0.05, which means it has a significant effect. 3) Celebrity endorsement (X3) has a positive and significant effect with a t-statistic value of 3.817 > t-table 1.984, and the p-value in the sig column is 0.001 < 0.05, which means it has a significant effect. 4) The purchase decision based on the F-test results shows that the calculated F-value is 56.702 > the F-table value of 3.090 and the significance level is 0.001 < 0.05, which means that electronic word-of-mouth, brand credibility, and celebrity endorsement simultaneously have a positive and significant effect on the purchase decision of Glad2Glow products, a case study of Generation Z in Medan Sunggal District.
Analisis Komparatif Kinerja Pemasaran Sebelum dan Sesudah Implementasi Digital Marketing pada Usaha Kuliner di Kecamatan Medan Sunggal Sihotang, Cristint; Salqaura, Siti Alhamra; Siregar, Muhammad Yamin
Journal of Innovative and Creativity Vol. 6 No. 1 (2026)
Publisher : Fakultas Ilmu Pendidikan Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

This study aims to analyze the difference in sales performance before and after the implementation of digital marketing at MIEGO CRIS Trading Business in Medan Sunggal. Digital marketing was implemented as an effort to expand marketing reach and increase product sales. The research used a quantitative method with a comparative approach. Data were obtained from sales reports before and after the implementation of digital marketing, as well as questionnaires distributed to customers. The data analysis technique used was the Wilcoxon Signed Rank Test. The sample consisted of 30 respondents, who were the same individuals in both the before and after conditions of digital marketing implementation. The test was conducted using the Wilcoxon Signed Rank Test to determine the difference between the conditions before and after the implementation of digital marketing. The results showed a significant difference between the conditions before and after the implementation of digital marketing during the 2023–2025 period, with a Z value of –3.490 and a significance value of 0.000 (Asymp. Sig. 2-tailed). It can therefore be concluded that the implementation of digital marketing has a significant influence on improving the sales performance of Usaha Dagang MIEGO CRIS in Medan Sunggal.