From 790ce266e413dafede692c177cede55e2311ef0f Mon Sep 17 00:00:00 2001
From: OaCantona <duringjulian@gmail.com>
Date: Thu, 24 Mar 2016 18:25:56 +0100
Subject: [PATCH] Mistake in exercise

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

diff --git a/relational-data.Rmd b/relational-data.Rmd
index 6010c32..a90bcc7 100644
--- a/relational-data.Rmd
+++ b/relational-data.Rmd
@@ -452,7 +452,7 @@ flights %>%
     patterns?
 
 1.  What does `anti_join(flights, airports, by = c("dest" = "faa"))` tell you?
-    What does `anti_join(airports, flights, by = c("dest" = "faa"))` tell you?
+    What does `anti_join(airports, flights, by = c("faa" = "dest"))` tell you?
 
 ## Join problems