add adult dataset, fix path.

Author: amueller

04-representing-data-feature-engineering.ipynb

@@ -146,7 +146,7 @@
     "# The file has no headers naming the columns, so we pass header=None\n",
     "# and provide the column names explicitly in \"names\"\n",
     "data = pd.read_csv(\n",
-    "    \"/home/andy/datasets/adult.data\", header=None, index_col=False,\n",
+    "    \"data/adult.data\", header=None, index_col=False,\n",
     "    names=['age', 'workclass', 'fnlwgt', 'education',  'education-num',\n",
     "           'marital-status', 'occupation', 'relationship', 'race', 'gender',\n",
     "           'capital-gain', 'capital-loss', 'hours-per-week', 'native-country',\n",