diff --git a/data/results.csv b/data/results.csv
index 62d0342..26c996b 100644
--- a/data/results.csv
+++ b/data/results.csv
@@ -1,3 +1,3 @@
 id,age,sequence,qwerty_wpm, qwerty_ter, dvorak_wpm, dvorak_ter, circle_wpm, circle_ter
 en, 24, qwerty-dvorak-circle, 21.6, 0.067, 9.0, 0.023, 8.5, 0.017
-la, 25, qwerty-circle-dvorak, 18.5, 0.007, 8.8, 0.017, 9.8, 0.022
\ No newline at end of file
+la, 25, qwerty-circle-dvorak, 18.5, 0.007, 8.8, 0.017, 9.8, 0.022
diff --git a/doc/report.Rnw b/doc/report.Rnw
index 4ba716b..1be7342 100644
--- a/doc/report.Rnw
+++ b/doc/report.Rnw
@@ -19,13 +19,13 @@
 
 \subsection{Descriptive Statistics}\label{descriptive-statistics}
 
-<<>>=
+<<echo=FALSE>>=
 results <- read.csv("../data/results.csv", sep=",", header=TRUE)
 summary(results[, c("qwerty_ter", "dvorak_ter", "circle_ter")])
 summary(results[, c("qwerty_wpm", "dvorak_wpm", "circle_wpm")])
 @
 
-<<>>=
+<<echo=FALSE>>=
 boxplot(results$qwerty_ter,
         results$dvorak_ter,
         results$circle_ter,
@@ -34,7 +34,7 @@ boxplot(results$qwerty_ter,
         main = "Layout of onscreen keyboard")
 @
 
-<<>>=
+<<echo=FALSE>>=
 boxplot(results$qwerty_wpm,
         results$dvorak_wpm,
         results$circle_wpm,