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[lab-hypothesis-testing-2]Sergio Florido #170

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234 changes: 213 additions & 21 deletions your-code/challenge-1.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -19,12 +19,13 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"# Import libraries\n",
"import pandas as pd"
"import pandas as pd\n",
"import scipy.stats as st\n"
]
},
{
Expand All @@ -38,11 +39,119 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 3,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/html": [
"<div>\n",
"<style scoped>\n",
" .dataframe tbody tr th:only-of-type {\n",
" vertical-align: middle;\n",
" }\n",
"\n",
" .dataframe tbody tr th {\n",
" vertical-align: top;\n",
" }\n",
"\n",
" .dataframe thead th {\n",
" text-align: right;\n",
" }\n",
"</style>\n",
"<table border=\"1\" class=\"dataframe\">\n",
" <thead>\n",
" <tr style=\"text-align: right;\">\n",
" <th></th>\n",
" <th>#</th>\n",
" <th>Name</th>\n",
" <th>Type 1</th>\n",
" <th>Type 2</th>\n",
" <th>Total</th>\n",
" <th>HP</th>\n",
" <th>Attack</th>\n",
" <th>Defense</th>\n",
" <th>Sp. Atk</th>\n",
" <th>Sp. Def</th>\n",
" <th>Speed</th>\n",
" <th>Generation</th>\n",
" <th>Legendary</th>\n",
" </tr>\n",
" </thead>\n",
" <tbody>\n",
" <tr>\n",
" <th>0</th>\n",
" <td>1</td>\n",
" <td>Bulbasaur</td>\n",
" <td>Grass</td>\n",
" <td>Poison</td>\n",
" <td>318</td>\n",
" <td>45</td>\n",
" <td>49</td>\n",
" <td>49</td>\n",
" <td>65</td>\n",
" <td>65</td>\n",
" <td>45</td>\n",
" <td>1</td>\n",
" <td>False</td>\n",
" </tr>\n",
" <tr>\n",
" <th>1</th>\n",
" <td>2</td>\n",
" <td>Ivysaur</td>\n",
" <td>Grass</td>\n",
" <td>Poison</td>\n",
" <td>405</td>\n",
" <td>60</td>\n",
" <td>62</td>\n",
" <td>63</td>\n",
" <td>80</td>\n",
" <td>80</td>\n",
" <td>60</td>\n",
" <td>1</td>\n",
" <td>False</td>\n",
" </tr>\n",
" <tr>\n",
" <th>2</th>\n",
" <td>3</td>\n",
" <td>Venusaur</td>\n",
" <td>Grass</td>\n",
" <td>Poison</td>\n",
" <td>525</td>\n",
" <td>80</td>\n",
" <td>82</td>\n",
" <td>83</td>\n",
" <td>100</td>\n",
" <td>100</td>\n",
" <td>80</td>\n",
" <td>1</td>\n",
" <td>False</td>\n",
" </tr>\n",
" </tbody>\n",
"</table>\n",
"</div>"
],
"text/plain": [
" # Name Type 1 Type 2 Total HP Attack Defense Sp. Atk Sp. Def \\\n",
"0 1 Bulbasaur Grass Poison 318 45 49 49 65 65 \n",
"1 2 Ivysaur Grass Poison 405 60 62 63 80 80 \n",
"2 3 Venusaur Grass Poison 525 80 82 83 100 100 \n",
"\n",
" Speed Generation Legendary \n",
"0 45 1 False \n",
"1 60 1 False \n",
"2 80 1 False "
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Your code here:\n"
"# Your code here:\n",
"pokemon = pd.read_csv(\"Pokemon.csv\")\n",
"pokemon.head(3)"
]
},
{
Expand All @@ -58,7 +167,7 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 4,
"metadata": {},
"outputs": [],
"source": [
Expand All @@ -75,8 +184,14 @@
" \"\"\"\n",
" results = {}\n",
"\n",
" # Your code here\n",
" \n",
" for feature in features:\n",
" feature_s1 = s1[feature]\n",
" feature_s2 = s2[feature]\n",
" \n",
" comparisson = st.ttest_ind(feature_s1, feature_s2, equal_var = False, alternative = \"less\")\n",
" \n",
" results[feature] = comparisson[1]\n",
"\n",
" return results"
]
},
Expand All @@ -101,11 +216,32 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 5,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"{'HP': 5.013455854017642e-14,\n",
" 'Attack': 1.260186224618323e-16,\n",
" 'Defense': 2.4134992474596658e-11,\n",
" 'Sp. Atk': 7.757307056119906e-22,\n",
" 'Sp. Def': 1.1474663932026413e-15,\n",
" 'Speed': 5.245081559412255e-19,\n",
" 'Total': 4.678977167978723e-47}"
]
},
"execution_count": 5,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Your code here\n"
"# Your code here\n",
"feature_s1 = pokemon[pokemon[\"Legendary\"] == False]\n",
"feature_s2 = pokemon[pokemon[\"Legendary\"] == True]\n",
"\n",
"t_test_features(feature_s1, feature_s2)"
]
},
{
Expand Down Expand Up @@ -133,11 +269,32 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 6,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"{'HP': 0.07275848917109812,\n",
" 'Attack': 0.8763902051639113,\n",
" 'Defense': 0.2838855505862713,\n",
" 'Sp. Atk': 0.9383391701144781,\n",
" 'Sp. Def': 0.09414936146322876,\n",
" 'Speed': 0.9988036703134393,\n",
" 'Total': 0.7184311046029161}"
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Your code here\n"
"# Your code here\n",
"generation_s1 = pokemon[pokemon[\"Generation\"] == 1]\n",
"generation_s2 = pokemon[pokemon[\"Generation\"] == 2]\n",
"\n",
"t_test_features(generation_s1, generation_s2)"
]
},
{
Expand Down Expand Up @@ -165,11 +322,32 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 7,
"metadata": {},
"outputs": [],
"outputs": [
{
"data": {
"text/plain": [
"{'HP': 0.943428050723103,\n",
" 'Attack': 0.9999253371092702,\n",
" 'Defense': 0.9999999860107298,\n",
" 'Sp. Atk': 0.9999306189170717,\n",
" 'Sp. Def': 0.9999463469453275,\n",
" 'Speed': 0.9878914835909045,\n",
" 'Total': 0.9999999442147175}"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"# Your code here\n"
"# Your code here\n",
"type_s1 = pokemon[~pokemon[\"Type 2\"].isnull()]\n",
"type_s2 = pokemon[pokemon[\"Type 2\"].isnull()]\n",
"\n",
"t_test_features(type_s1, type_s2)"
]
},
{
Expand Down Expand Up @@ -199,11 +377,25 @@
},
{
"cell_type": "code",
"execution_count": null,
"execution_count": 8,
"metadata": {},
"outputs": [],
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Difference Attack vs. Defense: TtestResult(statistic=4.325566393330478, pvalue=1.7140303479358558e-05, df=799)\n",
"Difference Sp. Atk vs. Sp. Def: TtestResult(statistic=0.853986188453353, pvalue=0.3933685997548122, df=799)\n"
]
}
],
"source": [
"# Your code here\n"
"# Your code here\n",
"attack_defense = st.ttest_rel(pokemon[\"Attack\"], pokemon[\"Defense\"])\n",
"sp_atk_def = st.ttest_rel(pokemon[\"Sp. Atk\"], pokemon[\"Sp. Def\"])\n",
"\n",
"print(f\"Difference Attack vs. Defense: {attack_defense}\")\n",
"print(f\"Difference Sp. Atk vs. Sp. Def: {sp_atk_def}\")"
]
},
{
Expand Down Expand Up @@ -239,7 +431,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.7.3"
"version": "3.10.9"
}
},
"nbformat": 4,
Expand Down
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