RELATIVE EFFICIENCY OF RIDGE REGRESSION AND ORDINARY LEAST SQUARE ESTIMATORS ON LINEAR REGRESSION MODELS AT DIFFERENT LEVELS OF MULTICOLLINEARITY. FJST [انترنت]. 31 ديسمبر، 2017 [وثق 17 مايو، 2026];3(2):77-81. موجود في: https://lafiascijournals.org.ng/index.php/fjst/article/view/83