Small changes and additions

Author: rsouza

Diff for: Exercises/EN/Matplotlib_Seaborn/2_Mechanics_of_plotting_in_Matplolib_answers.ipynb

@@ -15,6 +15,15 @@
     "For this we will import the `matplotlib` package along with `pyplot` module and give it the alias `plt` which is the naming convention for this module. [Here](https://matplotlib.org/3.3.3/api/_as_gen/matplotlib.pyplot.html#module-matplotlib.pyplot) you can see all of the functions available in this module. But don't worry, you are not supposed to memorize all of them. "
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "!pip install openpyxl"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 3,
@@ -842,12 +851,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 28,
+   "execution_count": 5,
    "metadata": {},
    "outputs": [],
    "source": [
     "# Load the data\n",
-    "houses = pd.read_excel('../Data/real_estate_valuation_data.xlsx')"
+    "houses = pd.read_excel('../../../Data/xls/real_estate_valuation_data.xlsx')"
    ]
   },
   {