diff --git a/.nojekyll b/.nojekyll
index 4a0e495..ccc1a50 100644
--- a/.nojekyll
+++ b/.nojekyll
@@ -1 +1 @@
-cfc56654
\ No newline at end of file
+017fd218
\ No newline at end of file
diff --git a/calendar.html b/calendar.html
index 752aa47..bec672e 100644
--- a/calendar.html
+++ b/calendar.html
@@ -163,12 +163,16 @@
   <a href="./data.html" class="sidebar-item-text sidebar-link">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="./license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar zindex-bottom">
diff --git a/data.html b/data.html
index 6968666..6939e9c 100644
--- a/data.html
+++ b/data.html
@@ -163,12 +163,16 @@
   <a href="./data.html" class="sidebar-item-text sidebar-link active">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="./license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar">
diff --git a/index.html b/index.html
index df1b37b..8bc8ba3 100644
--- a/index.html
+++ b/index.html
@@ -251,12 +251,16 @@
   <a href="./data.html" class="sidebar-item-text sidebar-link">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="./license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar">
diff --git a/license.html b/license.html
index f149669..91c5a62 100644
--- a/license.html
+++ b/license.html
@@ -71,12 +71,109 @@
 <link rel="stylesheet" href="assets/styles.css">
 </head>
 
-<body>
+<body class="nav-sidebar docked">
 
 <div id="quarto-search-results"></div>
+  <header id="quarto-header" class="headroom fixed-top">
+  <nav class="quarto-secondary-nav">
+    <div class="container-fluid d-flex">
+      <button type="button" class="quarto-btn-toggle btn" data-bs-toggle="collapse" role="button" data-bs-target=".quarto-sidebar-collapse-item" aria-controls="quarto-sidebar" aria-expanded="false" aria-label="Toggle sidebar navigation" onclick="if (window.quartoToggleHeadroom) { window.quartoToggleHeadroom(); }">
+        <i class="bi bi-layout-text-sidebar-reverse"></i>
+      </button>
+        <nav class="quarto-page-breadcrumbs" aria-label="breadcrumb"><ol class="breadcrumb"><li class="breadcrumb-item"><a href="./license.html">License</a></li></ol></nav>
+        <a class="flex-grow-1" role="navigation" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item" aria-controls="quarto-sidebar" aria-expanded="false" aria-label="Toggle sidebar navigation" onclick="if (window.quartoToggleHeadroom) { window.quartoToggleHeadroom(); }">      
+        </a>
+      <button type="button" class="btn quarto-search-button" aria-label="Search" onclick="window.quartoOpenSearch();">
+        <i class="bi bi-search"></i>
+      </button>
+    </div>
+  </nav>
+</header>
 <!-- content -->
 <div id="quarto-content" class="quarto-container page-columns page-rows-contents page-layout-article">
 <!-- sidebar -->
+  <nav id="quarto-sidebar" class="sidebar collapse collapse-horizontal quarto-sidebar-collapse-item sidebar-navigation docked overflow-auto">
+    <div class="pt-lg-2 mt-2 text-left sidebar-header sidebar-header-stacked">
+      <a href="./index.html" class="sidebar-logo-link">
+      <img src="./assets/stat_bear.png" alt="" class="sidebar-logo py-0 d-lg-inline d-none">
+      </a>
+    <div class="sidebar-title mb-0 py-0">
+      <a href="./">Stat 999</a> 
+        <div class="sidebar-tools-main">
+    <a href="https://github.com/berkeley-scf/course-site-quarto" title="" class="quarto-navigation-tool px-1" aria-label=""><i class="bi bi-github"></i></a>
+</div>
+    </div>
+      </div>
+        <div class="mt-2 flex-shrink-0 align-items-center">
+        <div class="sidebar-search">
+        <div id="quarto-search" class="" title="Search"></div>
+        </div>
+        </div>
+    <div class="sidebar-menu-container"> 
+    <ul class="list-unstyled mt-1">
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./index.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Home / Schedule</span></a>
+  </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./syllabus.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Syllabus</span></a>
+  </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./calendar.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Calendar</span></a>
+  </div>
+</li>
+        <li class="sidebar-item sidebar-item-section">
+      <div class="sidebar-item-container"> 
+            <a class="sidebar-item-text sidebar-link text-start" data-bs-toggle="collapse" data-bs-target="#quarto-sidebar-section-1" role="navigation" aria-expanded="true">
+ <span class="menu-text">Units</span></a>
+          <a class="sidebar-item-toggle text-start" data-bs-toggle="collapse" data-bs-target="#quarto-sidebar-section-1" role="navigation" aria-expanded="true" aria-label="Toggle section">
+            <i class="bi bi-chevron-right ms-2"></i>
+          </a> 
+      </div>
+      <ul id="quarto-sidebar-section-1" class="collapse list-unstyled sidebar-section depth1 show">  
+          <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./units/unit1.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Unit 1: Intro</span></a>
+  </div>
+</li>
+          <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./units/unit2.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Unit 2: Next</span></a>
+  </div>
+</li>
+          <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./units/unit3.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Unit 3: More</span></a>
+  </div>
+</li>
+      </ul>
+  </li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./data.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">Datasets</span></a>
+  </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./license.html" class="sidebar-item-text sidebar-link active">
+ <span class="menu-text">License</span></a>
+  </div>
+</li>
+    </ul>
+    </div>
+</nav>
+<div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar zindex-bottom">
         
diff --git a/search.json b/search.json
index 11c9d96..608b1f4 100644
--- a/search.json
+++ b/search.json
@@ -4,7 +4,10 @@
     "href": "license.html",
     "title": "License",
     "section": "",
-    "text": "This work is licensed under a Creative Commons Attribution 4.0 International License."
+    "text": "This work is licensed under a Creative Commons Attribution 4.0 International License.",
+    "crumbs": [
+      "License"
+    ]
   },
   {
     "objectID": "calendar.html",
@@ -52,7 +55,7 @@
     "href": "units/unit1.html#evaluated-python-code-chunk-with-a-plot",
     "title": "Unit 1: Intro",
     "section": "Evaluated Python code chunk, with a plot",
-    "text": "Evaluated Python code chunk, with a plot\n\n\nCode\nimport numpy as np\nx = np.random.normal(size=100)\nimport matplotlib.pyplot as plt\nplt.hist(x)\nplt.show()\nnp.mean(x)\n\n\n\n\n\n\n\n\n\n-0.09551244301740493",
+    "text": "Evaluated Python code chunk, with a plot\n\n\nCode\nimport numpy as np\nx = np.random.normal(size=100)\nimport matplotlib.pyplot as plt\nplt.hist(x)\nplt.show()\nnp.mean(x)\n\n\n\n\n\n\n\n\n\n0.09817992201128653",
     "crumbs": [
       "Units",
       "Unit 1: Intro"
@@ -136,7 +139,7 @@
     "href": "units/unit3.html#evaluated-python-code-chunk-with-a-plot",
     "title": "Unit 3: More",
     "section": "Evaluated Python code chunk, with a plot",
-    "text": "Evaluated Python code chunk, with a plot\n\n\nCode\nimport numpy as np\nx = np.random.normal(size=100)\nimport matplotlib.pyplot as plt\nplt.hist(x)\nplt.show()\nnp.mean(x)\n\n\n\n\n\n\n\n\n\n-0.15013934163109383",
+    "text": "Evaluated Python code chunk, with a plot\n\n\nCode\nimport numpy as np\nx = np.random.normal(size=100)\nimport matplotlib.pyplot as plt\nplt.hist(x)\nplt.show()\nnp.mean(x)\n\n\n\n\n\n\n\n\n\n-0.10333377730848098",
     "crumbs": [
       "Units",
       "Unit 3: More"
diff --git a/sitemap.xml b/sitemap.xml
index 769fdbf..3b65198 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -2,38 +2,38 @@
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/license.html</loc>
-    <lastmod>2024-06-05T20:17:22.077Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/calendar.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/index.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/units/unit1.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/units/macros.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/units/unit3.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/units/unit2.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/data.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
   <url>
     <loc>https://berkeley-scf.github.io/course-site-quarto/syllabus.html</loc>
-    <lastmod>2024-05-23T21:37:26.113Z</lastmod>
+    <lastmod>2024-06-05T20:44:26.626Z</lastmod>
   </url>
 </urlset>
diff --git a/syllabus.html b/syllabus.html
index c01a088..2b4536f 100644
--- a/syllabus.html
+++ b/syllabus.html
@@ -163,12 +163,16 @@
   <a href="./data.html" class="sidebar-item-text sidebar-link">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="./license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="./license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar">
diff --git a/units/unit1.html b/units/unit1.html
index b27f62d..fc770d7 100644
--- a/units/unit1.html
+++ b/units/unit1.html
@@ -226,12 +226,16 @@
   <a href="../data.html" class="sidebar-item-text sidebar-link">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="../license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="../license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar">
@@ -277,7 +281,7 @@ <h2 id="toc-title">On this page</h2>
 <p>This is an example of using qmd as the source document.</p>
 <section id="evaluated-python-code-chunk-with-a-plot" class="level2">
 <h2 class="anchored" data-anchor-id="evaluated-python-code-chunk-with-a-plot">Evaluated Python code chunk, with a plot</h2>
-<div id="3b9f5045" class="cell" data-execution_count="1">
+<div id="e47bafa7" class="cell" data-execution_count="1">
 <details open="" class="code-fold">
 <summary>Code</summary>
 <div class="sourceCode cell-code" id="cb1"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a><span class="im">import</span> numpy <span class="im">as</span> np</span>
@@ -290,12 +294,12 @@ <h2 class="anchored" data-anchor-id="evaluated-python-code-chunk-with-a-plot">Ev
 <div class="cell-output cell-output-display">
 <div>
 <figure class="figure">
-<p><img src="unit1_files/figure-html/cell-2-output-1.png" width="566" height="413" class="figure-img"></p>
+<p><img src="unit1_files/figure-html/cell-2-output-1.png" width="579" height="411" class="figure-img"></p>
 </figure>
 </div>
 </div>
 <div class="cell-output cell-output-display" data-execution_count="1">
-<pre><code>-0.09551244301740493</code></pre>
+<pre><code>0.09817992201128653</code></pre>
 </div>
 </div>
 </section>
@@ -357,7 +361,7 @@ <h2 class="anchored" data-anchor-id="tabset">Tabset</h2>
 </div>
 <div id="tabset-1-2" class="tab-pane" role="tabpanel" aria-labelledby="tabset-1-2-tab">
 <p>This code is executed.</p>
-<div id="5449f5ab" class="cell" data-execution_count="2">
+<div id="d03be406" class="cell" data-execution_count="2">
 <details open="" class="code-fold">
 <summary>Code</summary>
 <div class="sourceCode cell-code" id="cb4"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb4-1"><a href="#cb4-1" aria-hidden="true" tabindex="-1"></a><span class="kw">def</span> fizz_buzz(num):</span>
diff --git a/units/unit1_files/figure-html/cell-2-output-1.png b/units/unit1_files/figure-html/cell-2-output-1.png
index eca536e..b6e69dd 100644
Binary files a/units/unit1_files/figure-html/cell-2-output-1.png and b/units/unit1_files/figure-html/cell-2-output-1.png differ
diff --git a/units/unit2.html b/units/unit2.html
index 7f5dabe..9c1b54b 100644
--- a/units/unit2.html
+++ b/units/unit2.html
@@ -227,12 +227,16 @@
   <a href="../data.html" class="sidebar-item-text sidebar-link">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="../license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="../license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar">
diff --git a/units/unit3.html b/units/unit3.html
index 43c0950..4bc063c 100644
--- a/units/unit3.html
+++ b/units/unit3.html
@@ -226,12 +226,16 @@
   <a href="../data.html" class="sidebar-item-text sidebar-link">
  <span class="menu-text">Datasets</span></a>
   </div>
+</li>
+        <li class="sidebar-item">
+  <div class="sidebar-item-container"> 
+  <a href="../license.html" class="sidebar-item-text sidebar-link">
+ <span class="menu-text">License</span></a>
+  </div>
 </li>
     </ul>
     </div>
-<div class="quarto-sidebar-footer"><div class="sidebar-footer-item">
-<p><a href="../license.html">License</a></p>
-</div></div></nav>
+</nav>
 <div id="quarto-sidebar-glass" class="quarto-sidebar-collapse-item" data-bs-toggle="collapse" data-bs-target=".quarto-sidebar-collapse-item"></div>
 <!-- margin-sidebar -->
     <div id="quarto-margin-sidebar" class="sidebar margin-sidebar">
@@ -274,7 +278,7 @@ <h2 id="toc-title">On this page</h2>
 <p>This is an example of using qmd as the source document with pdf as one target. I’ve taken out the qmd stuff that doesn’t seem to render to pdf.</p>
 <section id="evaluated-python-code-chunk-with-a-plot" class="level2">
 <h2 class="anchored" data-anchor-id="evaluated-python-code-chunk-with-a-plot">Evaluated Python code chunk, with a plot</h2>
-<div id="769389af" class="cell" data-execution_count="1">
+<div id="ecca827c" class="cell" data-execution_count="1">
 <details open="" class="code-fold">
 <summary>Code</summary>
 <div class="sourceCode cell-code" id="cb1"><pre class="sourceCode python code-with-copy"><code class="sourceCode python"><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a><span class="im">import</span> numpy <span class="im">as</span> np</span>
@@ -292,7 +296,7 @@ <h2 class="anchored" data-anchor-id="evaluated-python-code-chunk-with-a-plot">Ev
 </div>
 </div>
 <div class="cell-output cell-output-display" data-execution_count="1">
-<pre><code>-0.15013934163109383</code></pre>
+<pre><code>-0.10333377730848098</code></pre>
 </div>
 </div>
 </section>
diff --git a/units/unit3.pdf b/units/unit3.pdf
index 35c972f..3ae1caa 100644
Binary files a/units/unit3.pdf and b/units/unit3.pdf differ
diff --git a/units/unit3_files/figure-html/cell-2-output-1.png b/units/unit3_files/figure-html/cell-2-output-1.png
index ec41c1a..a2aea03 100644
Binary files a/units/unit3_files/figure-html/cell-2-output-1.png and b/units/unit3_files/figure-html/cell-2-output-1.png differ
