diff --git a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
index fb88031e15286241abf0711ed39bec36ddf70d97..bcd01b0135a43d289ced864c785dafa952e70e01 100644
--- a/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
+++ b/ProgrammingAssignment_1/ProgrammingAssignment1.ipynb
@@ -19,7 +19,7 @@
     "    * accuracy, generalization error\n",
     "    * confusion matrix\n",
     "    *  Receiver Operating Characteristic (ROC) curve\n",
-    "* try to assess if *k*-NN is suitable for the dataset you used\n",
+    "* try to assess if *k*-NN is suitable for the dataset\n",
     "\n",
     "## Note:\n",
     "\n",
@@ -216,7 +216,7 @@
     "                mxd array containing features for the points to be predicted\n",
     "        Returns: \n",
     "            preds: ndarray\n",
-    "                mx2 array containing predicted class and proportion for each test point\n",
+    "                mx1 array containing proportion of positive class for each test point\n",
     "        '''\n",
     "        raise NotImplementedError\n",
     "        \n",