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2-Regression/1-Tools/notebook.ipynb

@@ -329,7 +329,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Are the actual predicted values directly on the line? My prediction: yes"
+    "Are the actual predicted values directly on the line? My prediction: yes, that's the whole point - the prediction is always just a line."
    ]
   },
   {
@@ -372,6 +372,13 @@
     "Presumably the point of test data is to see if the prediction matches the reality, but we didn't analyse that here. I guess we would see how far off each green dot (prediction) is from the equivalent black dot (reality)"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Note we _didn't_ plot the training data on the graph. Might be interesting to do so, but I don't think it'll draw a neat line like it did there."
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},