added references to figures; other minor changes

Author: jrfiedler

chapter11.ipynb

@@ -75,6 +75,13 @@
     "})"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Figure 11.1"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 5,
@@ -101,6 +108,13 @@
     "ax.set_ylabel('Y', fontsize=14);"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Summary of Y values grouped by A"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 6,
@@ -225,6 +239,13 @@
     "})"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Figure 11.2"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 8,
@@ -251,6 +272,13 @@
     "ax.set_ylabel('Y', fontsize=14);"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Summary of Y values grouped by A"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 9,
@@ -378,14 +406,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Section 11.2"
-   ]
-  },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "### Program 11.2"
+    "\"Finally, suppose that treatment $A$ is a variable representing the dose of treatment in mg/day, and that it takes integer values from 0 to 100 mg.\""
    ]
   },
   {
@@ -423,6 +444,13 @@
     "df3 = pd.DataFrame({'A': A, 'Y': Y, 'constant': np.ones(16)})"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Figure 11.3"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 12,
@@ -449,6 +477,20 @@
     "ax.set_ylabel('Y', fontsize=14);"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Section 11.2"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Program 11.2"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},
@@ -525,7 +567,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "We can also compute this with a statistics package, like Statsmodels, which will also give us confidence intervals and other values"
+    "We can also compute this with a statistics package, like Statsmodels, which will give us confidence intervals and other values"
    ]
   },
   {
@@ -687,6 +729,13 @@
     "pred.summary_frame().round(2)"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Figure 11.4"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 21,
@@ -885,6 +934,14 @@
     "summary.tables[1]"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "<br>\n",
+    "Figure 11.5"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": 29,
@@ -1002,7 +1059,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.5"
+   "version": "3.7.3"
   }
  },
  "nbformat": 4,