Fix figure; remove errant RESULTS block.

module3/exo1/influenza-like-illness-analysis.org

@@ -77,8 +77,6 @@ if not os.path.exists(data_file):
     urllib.request.urlretrieve(data_url, data_file)
 #+END_SRC
 
-#+RESULTS:
-
 We start processing by extracting the part we are interested in. We
 first split the flie into lines, of which we discard the first one
 that contains a comment. We then split the remaining lines into columns.
@@ -181,7 +179,7 @@ summary(data)
 
 ** Inspection
 Finally we can look at a plot of our data!
-#+BEGIN_SRC R :results file graphics :file inc-plot.png
+#+BEGIN_SRC R :results file graphics :file inc-plot.png :exports both
 plot(data, type="l", xlab="Date", ylab="Weekly incidence")
 #+END_SRC