Aziz, N.A.N., Ahmad, R., Mustafa, S.A., Sin, T.C. and Jusoh, M.S. 2021. Application of lean six sigma methodology to improve the weight inconsistency problem of coffee powder packaging. Jurnal Sistem dan Manajemen Industri. 5, 2 (Nov. 2021), 74-86. DOI:https://doi.org/10.30656/jsmi.v5i2.3729.