Updated decision tree tutorial (mostly on the blog) to be readable for students

Author: mGalarnyk

.DS_Store

@@ -73,7 +73,14 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "$$\\huge IG(D_P,f)=I(D_p) - \\sum_{j=1}^{m}\\frac{N_j}{N}I(D_j)$$"
+    "$$\\huge D_p$$"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "$$\\huge IG(D_p,f)=I(D_p) - \\sum_{j=1}^{m}\\frac{N_j}{N}I(D_j)$$"
    ]
   },
   {
@@ -94,7 +101,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "$$IG(D_P,\\alpha)=I(D_p) - \\frac{N_{left}}{N}I(D_{left})- \\frac{N_{right}}{N}I(D_{right})$$"
+    "$$\\huge IG(D_p,f)=I(D_p) - \\frac{N_{left}}{N}I(D_{left})- \\frac{N_{right}}{N}I(D_{right})$$"
    ]
   },
   {