fixed momentum typo in value strategy

Author: nickmccullum

finished_files/003_quantitative_value_strategy.ipynb

@@ -830,9 +830,10 @@
    ],
    "source": [
     "final_dataframe.sort_values('Price-to-Earnings Ratio', inplace = True)\n",
-    "final_dataframe = final_dataframe[:51]\n",
-    "final_dataframe.reset_index(drop = True, inplace = True)\n",
-    "final_dataframe"
+    "final_dataframe = final_dataframe[final_dataframe['Price-to-Earnings Ratio'] > 0]\n",
+    "final_dataframe = final_dataframe[:50]\n",
+    "final_dataframe.reset_index(inplace = True)\n",
+    "final_dataframe.drop('index', axis=1, inplace = True)"
    ]
   },
   {
@@ -1372,7 +1373,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Building a Better (and More Realistic) Momentum Strategy\n",
+    "## Building a Better (and More Realistic) Value Strategy\n",
     "Every valuation metric has certain flaws.\n",
     "\n",
     "For example, the price-to-earnings ratio doesn't work well with stocks with negative earnings.\n",