diff --git a/module2/exo2/exercice.ipynb b/module2/exo2/exercice.ipynb
index 9ed74547bf62b7c1d3b9b8fcf9513c91d5d9ecff..517345fb13ba06b40e501aaffa25c750c9a18b58 100644
--- a/module2/exo2/exercice.ipynb
+++ b/module2/exo2/exercice.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Savoir faire un calcul simple soi-même\n",
+    "# Savoir faire un calcul simple par soi-même\n",
     "Je vais calculer la moyenne et l'écart-type, le min, la médiane et le max des données suivantes :\n",
     "\n",
     "14.0, 7.6, 11.2, 12.8, 12.5, 9.9, 14.9, 9.4, 16.9, 10.2, 14.9, 18.1, 7.3, 9.8, 10.9,12.2, 9.9, 2.9, 2.8, 15.4, 15.7, 9.7, 13.1, 13.2, 12.3, 11.7, 16.0, 12.4, 17.9, 12.2, 16.2, 18.7, 8.9, 11.9, 12.1, 14.6, 12.1, 4.7, 3.9, 16.9, 16.8, 11.3, 14.4, 15.7, 14.0, 13.6, 18.0, 13.6, 19.9, 13.7, 17.0, 20.5, 9.9, 12.5, 13.2, 16.1, 13.5, 6.3, 6.4, 17.6, 19.1, 12.8, 15.5, 16.3, 15.2, 14.6, 19.1, 14.4, 21.4, 15.1, 19.6, 21.7, 11.3, 15.0, 14.3, 16.8, 14.0, 6.8, 8.2, 19.9, 20.4, 14.6, 16.4, 18.7, 16.8, 15.8, 20.4, 15.8, 22.4, 16.2, 20.3, 23.4, 12.1, 15.5, 15.4, 18.4, 15.7, 10.2, 8.9, 21.0\n",
@@ -26,7 +26,7 @@
    "outputs": [],
    "source": [
     "import numpy as np\n",
-    "values=np.array([14.0, 7.6, 11.2, 12.8, 12.5, 9.9, 14.9, 9.4, 16.9, 10.2, 14.9, 18.1, 7.3, 9.8, 10.9,12.2, 9.9, 2.9, 2.8, 15.4, 15.7, 9.7, 13.1, 13.2, 12.3, 11.7, 16.0, 12.4, 17.9, 12.2, 16.2, 18.7, 8.9, 11.9, 12.1, 14.6, 12.1, 4.7, 3.9, 16.9, 16.8, 11.3, 14.4, 15.7, 14.0, 13.6, 18.0, 13.6, 19.9, 13.7, 17.0, 20.5, 9.9, 12.5, 13.2, 16.1, 13.5, 6.3, 6.4, 17.6, 19.1, 12.8, 15.5, 16.3, 15.2, 14.6, 19.1, 14.4, 21.4, 15.1, 19.6, 21.7, 11.3, 15.0, 14.3, 16.8, 14.0, 6.8, 8.2, 19.9, 20.4, 14.6, 16.4, 18.7, 16.8, 15.8, 20.4, 15.8, 22.4, 16.2, 20.3, 23.4, 12.1, 15.5, 15.4, 18.4, 15.7, 10.2, 8.9, 21.0])\n",
+    "valeurs=np.array([14.0, 7.6, 11.2, 12.8, 12.5, 9.9, 14.9, 9.4, 16.9, 10.2, 14.9, 18.1, 7.3, 9.8, 10.9,12.2, 9.9, 2.9, 2.8, 15.4, 15.7, 9.7, 13.1, 13.2, 12.3, 11.7, 16.0, 12.4, 17.9, 12.2, 16.2, 18.7, 8.9, 11.9, 12.1, 14.6, 12.1, 4.7, 3.9, 16.9, 16.8, 11.3, 14.4, 15.7, 14.0, 13.6, 18.0, 13.6, 19.9, 13.7, 17.0, 20.5, 9.9, 12.5, 13.2, 16.1, 13.5, 6.3, 6.4, 17.6, 19.1, 12.8, 15.5, 16.3, 15.2, 14.6, 19.1, 14.4, 21.4, 15.1, 19.6, 21.7, 11.3, 15.0, 14.3, 16.8, 14.0, 6.8, 8.2, 19.9, 20.4, 14.6, 16.4, 18.7, 16.8, 15.8, 20.4, 15.8, 22.4, 16.2, 20.3, 23.4, 12.1, 15.5, 15.4, 18.4, 15.7, 10.2, 8.9, 21.0])\n",
     "#print(values[2])"
    ]
   },
@@ -46,13 +46,13 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "14.113000000000001\n"
+      "moyenne des valeurs = 14.113000000000001\n"
      ]
     }
    ],
    "source": [
-    "moyenne=values.mean()\n",
-    "print (moyenne)\n"
+    "valeurs_moyenne = valeurs.mean()\n",
+    "print ('moyenne des valeurs =',valeurs_moyenne)\n"
    ]
   },
   {
@@ -65,20 +65,55 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "4.334094455301447\n"
+      "écart-type des valeurs =  4.334094455301447\n"
      ]
     }
    ],
    "source": [
-    "ecart_type=np.std(values, 0, ddof = 1)\n",
-    "print (ecart_type)"
+    "valeurs_ecart_type = np.std(valeurs, 0, ddof = 1)\n",
+    "print ('écart-type des valeurs = ', valeurs_ecart_type)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Calcul du min et du max"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "minimum des valeurs =  2.8\n",
+      "maximum des valeurs =  23.4\n"
+     ]
+    }
+   ],
+   "source": [
+    "valeurs_min = valeurs.min()\n",
+    "valeurs_max = valeurs.max()\n",
+    "print('minimum des valeurs = ', valeurs_min)\n",
+    "print('maximum des valeurs = ', valeurs_max)"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Calcul de la médiane"
    ]
   },
   {
@@ -86,7 +121,10 @@
    "execution_count": null,
    "metadata": {},
    "outputs": [],
-   "source": []
+   "source": [
+    "Valeurs_med = np.median(valeurs, 0)\n",
+    "Print( 'médiane des valeurs = ', Valeurs_med)"
+   ]
   }
  ],
  "metadata": {