diff --git a/content/GA_2_4/ga_draft.ipynb b/content/GA_2_4/ga_draft.ipynb
index 527cac6fd858c4c99fe967ebc4d934636d5d51b8..dc446c213adcb5a765a183c6758efa378d6f6644 100644
--- a/content/GA_2_4/ga_draft.ipynb
+++ b/content/GA_2_4/ga_draft.ipynb
@@ -112,7 +112,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -141,14 +141,14 @@
     "        plt.plot(time, data, label='Data')\n",
     "        plt.plot(time, y_hat, label='Estimated data')\n",
     "        plt.xlabel('Time [days]')\n",
-    "        plt.ylabel('Atmospheric Pressure [hPa]')\n",
+    "        plt.ylabel('Temperature [°C]')\n",
     "        plt.title('Data vs Estimated data')\n",
     "        plt.grid(True)\n",
     "        plt.legend()\n",
     "        plt.subplot(212)\n",
     "        plt.plot(time, e_hat, label='Residuals')\n",
     "        plt.xlabel('Time [days]')\n",
-    "        plt.ylabel('Atmospheric Pressure [hPa]')\n",
+    "        plt.ylabel('Temperature [°C]')\n",
     "        plt.title('Residuals')\n",
     "        plt.grid(True)\n",
     "        plt.legend()\n",
@@ -286,7 +286,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -380,7 +380,7 @@
     "freqs = np.array([1, 1/365])\n",
     "# END SOLUTION BLOCK\n",
     "\n",
-    "print(f'Estimated Parameters (standard deviation):')\n",
+    "print(f'Estimated Parameters:')\n",
     "for i in range(len(x_hat)):\n",
     "    print(f'x{i} = {x_hat[i]:.3f}')\n",
     "\n",
@@ -745,7 +745,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 20,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -805,7 +805,7 @@
     "    _, e1, _, _ = AR(e_hat, p+1)\n",
     "    test = LR(e0, e1, 1)\n",
     "    p += 1\n",
-    "    print('-'*50+'\\n')\n",
+    "    print('-'*50+'\\n') \n",
     "print(f'Optimal AR order: {p-1}')"
    ]
   }