From 70a204c8abd5a916501723be67837aa093d50d83 Mon Sep 17 00:00:00 2001
From: jjchern <jiajia.chern@gmail.com>
Date: Fri, 17 Jun 2016 23:51:44 -0500
Subject: [PATCH] Fix a typo: Should be `purrr` instead of `purr`

---
 model-basics.Rmd | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/model-basics.Rmd b/model-basics.Rmd
index 393aea0..f5d5ca7 100644
--- a/model-basics.Rmd
+++ b/model-basics.Rmd
@@ -155,7 +155,7 @@ summary(h)
 ### Exercises
 
 1.  What variables in `heights` do you expect to be most highly correlated with
-    income?  Use `cor()` plus `purr::map_dbl()` to check your guesses.
+    income?  Use `cor()` plus `purrr::map_dbl()` to check your guesses.
 
 1.  Correlation only summarises the linear relationship between two continuous
     variables. There are some famous drawbacks to the correlation. What