Mistake in exercise

amilenkovic · Mar 24, 2016 · 790ce26 · 790ce26
1 parent e6a207e
commit 790ce26
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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