Herawati, Netti and HJ, Sukma and Nisa, Khoirin and Nusyirwan, Nusyirwan and Saidi, Subian and Tiryono, Ruby and Misgiyati, Misgiyati oisson Ridge Regression for Multicollinearity Data: Case Study of the Number of Maternal Deaths in Lampung Province, Indonesia. International Journal of Innovative Research in Science, Engineering and Technology (IJIRSET), 13 (1). pp. 1-8. ISSN 2319-8753