Riandari, F., Sihotang, H.T. , Rohit Gautama and Sethu Ramen 2022. Student Graduation Value Analysis Based On External Factors With C4.5 Algorithm. Jurnal Mantik. 6, 2 (Aug. 2022), 2228-2235. DOI:https://doi.org/10.35335/mantik.v6i2.2784.