diff --git a/model-basics.Rmd b/model-basics.Rmd
index 71e730f..f2107e4 100644
--- a/model-basics.Rmd
+++ b/model-basics.Rmd
@@ -16,7 +16,7 @@ There are three parts to a model:
     data, and `a_1` and `a_2` are parameters that can vary to capture 
     different patterns.
 
-1.  Next, you generate a __fitted model__ by finding the the model from the 
+1.  Next, you generate a __fitted model__ by finding the model from the 
     family that is the closest to your data. This takes the generic model 
     family and makes it specific, like `y = 3 * x + 7` or `y = 9 * x ^ 2`.