diff --git a/module2/exo2/exercice.ipynb b/module2/exo2/exercice.ipynb
index dd552bc15e8c823928baa10dada44c092f79c274..a409432f87ded9e372eef4bd6741eb71eb54c439 100644
--- a/module2/exo2/exercice.ipynb
+++ b/module2/exo2/exercice.ipynb
@@ -39,23 +39,23 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 15,
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "14.113000000000001"
+       "14.11"
       ]
      },
-     "execution_count": 5,
+     "execution_count": 15,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
     "mean = np.mean(data)\n",
-    "mean"
+    "round(mean, 2)"
    ]
   },
   {