add colab link

Author: gumdropsteve

day_11/data_visuals_lecture.ipynb

@@ -4,14 +4,25 @@
   "metadata": {
     "colab": {
       "name": "matplotlib.ipynb",
-      "provenance": []
+      "provenance": [],
+      "include_colab_link": true
     },
     "kernelspec": {
       "name": "python3",
       "display_name": "Python 3"
     }
   },
   "cells": [
+    {
+      "cell_type": "markdown",
+      "metadata": {
+        "id": "view-in-github",
+        "colab_type": "text"
+      },
+      "source": [
+        "<a href=\"https://colab.research.google.com/github/gumdropsteve/intro_to_python/blob/main/day_11/data_visuals_lecture.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
+      ]
+    },
     {
       "cell_type": "markdown",
       "metadata": {
@@ -24,7 +35,7 @@
         "\n",
         "<img src=\"https://i.pinimg.com/originals/22/53/a9/2253a944f54bb61f1983bc076ff33cdd.jpg\" width=\"600\">\n",
         "\n",
-        "## Pie Charts are bad\n",
+        "## Pie Charts can be bad too\n",
         "\n",
         "<img src=\"https://i1.wp.com/flowingdata.com/wp-content/uploads/2009/11/Fox-News-pie-chart.png?fit=620%2C465&ssl=1\" width=\"600\">\n",
         " \n",