Damayanti, F., W. Widahyanti, and S. Faradiba. “Penalaran Statistik Pada Peserta Didik Kelas IX”. Journal of Education and Learning Mathematics Research (JELMaR), Vol. 1, no. 1, Jan. 2020, pp. 50-56, doi:10.37303/jelmar.v1i1.7.