diff --git a/chapters/15/5/Visual_Diagnostics.ipynb b/chapters/15/5/Visual_Diagnostics.ipynb
index 47eb5d58d..b4f3beabd 100644
--- a/chapters/15/5/Visual_Diagnostics.ipynb
+++ b/chapters/15/5/Visual_Diagnostics.ipynb
@@ -516,7 +516,7 @@
     "\n",
     "*Heteroscedasticity* is a word that will surely be of interest to those who are preparing for Spelling Bees. For data scientists, its interest lies in its meaning, which is \"uneven spread\". \n",
     "\n",
-    "Recall the table `hybrid` that contains data on hybrid cars in the U.S. Here is a regression of fuel efficiency on the rate of acceleration. The association is negative: cars that accelearate quickly tend to be less efficient."
+    "Recall the table `hybrid` that contains data on hybrid cars in the U.S. Here is a regression of fuel efficiency on the rate of acceleration. The association is negative: cars that accelerate quickly tend to be less efficient."
    ]
   },
   {