added 02-starting with data ticks

Author: jthmiller

02-starting-with-data.Rmd

@@ -44,7 +44,7 @@ The metadata file required for this lesson can be [downloaded directly here](htt
 
 ### OR
 
-Use R to download the file by giving the *download.file* function the link address for the file, and where you want to put this file. If you see and error in response to *download.file*, you may need to change the directory *"~/Downloads/portal_data_joined.csv"*
+Use R to download the file by giving the `download.file()` function the link address for the file, and where you want to put this file. If you see and error in response to `download.file()`, you may need to change the directory `"~/Downloads/portal_data_joined.csv"`
 
 ```{r, eval=TRUE,  purl=FALSE}
 download.file("https://ndownloader.figshare.com/files/2292169",