diff --git a/module2/exo2/exercice_fr.Rmd b/module2/exo2/exercice_fr.Rmd
index 030261c2c148766fbea63daa0ce2f43b7811cd2b..3475ba4f8caea4cf074db52bd40181fc5f8916e2 100644
--- a/module2/exo2/exercice_fr.Rmd
+++ b/module2/exo2/exercice_fr.Rmd
@@ -19,6 +19,11 @@ data <- c(14.0, 7.6, 11.2, 12.8, 12.5, 9.9, 14.9, 9.4, 16.9, 10.2, 14.9, 18.1, 7
 ```{r}
 summary(data)
 ```
+```{r}
+mean(data)
+```
+
+
 # Calcul de l'écart type
 ```{r}
 sd(data)