From 13194c7da1317258a439bd993bdeeae546785ecf Mon Sep 17 00:00:00 2001
From: Chris Lo <chris.aa.lo@gmail.com>
Date: Tue, 27 Aug 2024 12:37:34 -0700
Subject: [PATCH] url

---
 04-data-wrangling2.Rmd | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/04-data-wrangling2.Rmd b/04-data-wrangling2.Rmd
index 8dbfd8d..17a3258 100644
--- a/04-data-wrangling2.Rmd
+++ b/04-data-wrangling2.Rmd
@@ -202,4 +202,4 @@ The input argument to the `.agg(x)` method is called a Dictionary, which let's y
 
 ## Exercises
 
-Exercise for week 4 can be found [here]().
+Exercise for week 4 can be found [here](https://colab.research.google.com/drive/1ntkUdKQ209vu1M89rcsBst-pKKuwzdwX?usp=sharing).