diff --git a/notebook/problems.ipynb b/notebook/problems.ipynb
index ff2c594b..484e23fc 100644
--- a/notebook/problems.ipynb
+++ b/notebook/problems.ipynb
@@ -30,12 +30,61 @@
         },
         {
             "cell_type": "code",
-            "execution_count": 1,
+            "execution_count": 5,
             "id": "34720ab6",
             "metadata": {},
-            "outputs": [],
+            "outputs": [
+                {
+                    "name": "stdout",
+                    "output_type": "stream",
+                    "text": [
+                        "El vector normal: [ 0.49671415 -0.1382643   0.64768854  1.52302986 -0.23415337 -0.23413696\n",
+                        "  1.57921282  0.76743473 -0.46947439  0.54256004 -0.46341769 -0.46572975\n",
+                        "  0.24196227 -1.91328024 -1.72491783 -0.56228753 -1.01283112  0.31424733\n",
+                        " -0.90802408 -1.4123037   1.46564877 -0.2257763   0.0675282  -1.42474819\n",
+                        " -0.54438272  0.11092259 -1.15099358  0.37569802 -0.60063869 -0.29169375\n",
+                        " -0.60170661  1.85227818 -0.01349722 -1.05771093  0.82254491 -1.22084365\n",
+                        "  0.2088636  -1.95967012 -1.32818605  0.19686124  0.73846658  0.17136828\n",
+                        " -0.11564828 -0.3011037  -1.47852199 -0.71984421 -0.46063877  1.05712223\n",
+                        "  0.34361829 -1.76304016  0.32408397 -0.38508228 -0.676922    0.61167629\n",
+                        "  1.03099952  0.93128012 -0.83921752 -0.30921238  0.33126343  0.97554513\n",
+                        " -0.47917424 -0.18565898 -1.10633497 -1.19620662  0.81252582  1.35624003\n",
+                        " -0.07201012  1.0035329   0.36163603 -0.64511975  0.36139561  1.53803657\n",
+                        " -0.03582604  1.56464366 -2.6197451   0.8219025   0.08704707 -0.29900735\n",
+                        "  0.09176078 -1.98756891 -0.21967189  0.35711257  1.47789404 -0.51827022\n",
+                        " -0.8084936  -0.50175704  0.91540212  0.32875111 -0.5297602   0.51326743\n",
+                        "  0.09707755  0.96864499 -0.70205309 -0.32766215 -0.39210815 -1.46351495\n",
+                        "  0.29612028  0.26105527  0.00511346 -0.23458713]\n",
+                        "El vector chi cuadrado: [ 0.4168513   1.53749288  2.0019707   3.31954478  2.93509884  2.17617828\n",
+                        "  0.15830407  2.27652419  2.46587889 12.72456265  1.94196651  3.04725102\n",
+                        "  5.77516859  4.36378602  6.86491387  0.42618426  0.78098785  1.3113313\n",
+                        "  0.33084683  2.48460231  0.85740894  7.53845363  1.01734997  1.7044591\n",
+                        "  4.56886089  0.55649438  0.29858042  2.75534614  2.9409741   4.4625349\n",
+                        "  3.65222252  3.03548985  1.15103525  2.87187902  3.02542952  1.10535719\n",
+                        "  9.13003056  3.51390358  0.79761542  4.48007115  5.09450961  3.3434575\n",
+                        "  1.84236463  1.05445618  2.17070629  3.15061854  2.36153348  7.09243827\n",
+                        "  3.96269904  0.92828493  0.70025868  3.53848141  1.8831237   4.24057767\n",
+                        "  3.51221427  2.17951444  0.94044813  0.35233451  2.82705909  0.54422803\n",
+                        "  0.89743356  2.68142092  2.4613509   0.63275656  5.54211583  5.43039306\n",
+                        "  3.63214678  3.62852305  3.63218282  5.06050325  4.04232775  1.03035801\n",
+                        "  1.85822454 11.7557897   0.17754328  1.45511551  5.56483363  1.10410752\n",
+                        "  4.1308596   2.43317078  1.18979801  2.75974204  1.00588199  2.09414701\n",
+                        "  3.60307013  4.7477682   1.450369    1.18741582  0.531925    4.9308192\n",
+                        " 10.57550712  5.34984734  6.2796709   1.11415225  3.42940531  4.43865013\n",
+                        "  0.74626305  0.13247338  0.50086102  2.0667793 ]\n"
+                    ]
+                }
+            ],
             "source": [
-                "# TODO"
+                "import numpy as np\n",
+                "\n",
+                "np.random.seed(42)\n",
+                "\n",
+                "normal = np.random.normal(size = 100)\n",
+                "chi = np.random.chisquare(3, 100)\n",
+                "\n",
+                "print(f\"El vector normal:\", normal)\n",
+                "print(f\"El vector chi cuadrado:\", chi)"
             ]
         },
         {
@@ -54,12 +103,26 @@
         },
         {
             "cell_type": "code",
-            "execution_count": 2,
+            "execution_count": 7,
             "id": "d590308e",
             "metadata": {},
-            "outputs": [],
+            "outputs": [
+                {
+                    "name": "stdout",
+                    "output_type": "stream",
+                    "text": [
+                        "Desviación estándar: 2.0\n"
+                    ]
+                }
+            ],
             "source": [
-                "# TODO"
+                "data = [4, 2, 5, 8, 6]\n",
+                "\n",
+                "# Calcular la desviación estándar\n",
+                "\n",
+                "std_deviation = np.std(data)\n",
+                "\n",
+                "print(\"Desviación estándar:\", std_deviation)"
             ]
         }
     ],