diff --git a/docs/notebooks/t-test.ipynb b/docs/notebooks/t-test.ipynb
index e50adeb6..9cfabd02 100644
--- a/docs/notebooks/t-test.ipynb
+++ b/docs/notebooks/t-test.ipynb
@@ -203,7 +203,9 @@
     "\n",
     "$$\n",
     "\\beta_0 + \\epsilon_i = \\beta_0 + \\beta_1 + \\epsilon_i\\\\\n",
-    "0 = \\beta_1\n",
+    "$$\n",
+    "$$\n",
+    "\\beta_1 = 0\n",
     "$$\n",
     "\n",
     "Thus, we can see that testing whether the mean of the two populations are equal is equivalent to testing whether $\\beta_1$ is 0."