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--- multicollinearity [2023/05/17 12:18] – [using VIF (Variance Inflation Factors)] hkimscil
+++ multicollinearity [2023/05/22 07:57] (current) – [Testing with correlation matrix] hkimscil
@@ Line 7: / Line 7: @@
 see [[:Singularity]] \\
-====== Testing with correlation matrix ======
+====== Testing multicollinearity with correlation matrix ======
 <code>
 options(digits = 4)
@@ Line 133: / Line 133: @@
 >
 </code>
+====== using condition index ======
+<code>
+ols_eigen_cindex(m.a)
+</code>
+<code>
+> ols_eigen_cindex(m.a)
+  Eigenvalue Condition Index intercept      SATV     HSGPA
+   2.983908            1.00  0.001961 0.0006461 0.0004659
+   0.013568           14.83  0.837019 0.1204555 0.0222304
+   0.002524           34.38  0.161020 0.8788984 0.9773037
+>
+</code>
 {{tag>multicollinearity singularity regression preassumption statistics }}