change std_val for concistency

ncdingari · Sep 19, 2017 · d69fbe5 · d69fbe5
1 parent 85156a2
commit d69fbe5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/code/ch15/ch15.ipynb b/code/ch15/ch15.ipynb
@@ -716,7 +716,7 @@
     "std_val = np.std(X_train)\n",
     "\n",
     "X_train_centered = (X_train - mean_vals)/std_val\n",
-    "X_valid_centered = X_valid - mean_vals\n",
+    "X_valid_centered = (X_valid - mean_vals)/std_val\n",
     "X_test_centered = (X_test - mean_vals)/std_val\n",
     "\n",
     "del X_data, y_data, X_train, X_valid, X_test"