diff --git a/_modules/week-10.md b/_modules/week-10.md
index 904fbc7..9f3c2e1 100644
--- a/_modules/week-10.md
+++ b/_modules/week-10.md
@@ -12,6 +12,7 @@ Oct 29
 
 Oct 31
 : **Lecture 19**{: .label .label-lecture} [Parameter Inference & the Bootstrap](lecture/lec19)
+    : [Note 19](https://ds100.org/course-notes/inference_causality/inference_causality.html)
 : **Lecture Participation 19**{: .label .label-survey} [Lecture Participation 19](https://app.sli.do/event/edfuu2siDSV7pr2AajTWFm/embed/polls/dfddb7c8-042d-4272-ad53-57155b7ef3d43){:target="_blank"}