Hasny Delaila Siregar, Manna Wassalwa, Khairina Janani, and Irma Sari Harahap. “ANALISIS UJI HIPOTESIS PENELITIAN PERBANDINGAN MENGGUNAKAN STATISTIK PARAMETRIK”. Al Ittihadu, vol. 3, no. 1, June 2024, pp. 1-12, https://jurnal.asrypersadaquality.com/index.php/alittihadu/article/view/123.