7_data_science_competition_a_la_kaggle.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# On met tout ensemble : notre premiere competition à la kaggle\n",
    "https://www.kaggle.com/c/house-prices-advanced-regression-techniques/data"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "On analyse... "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "1. Ouvrez le fichiers ./housing_data/data/train.csv avec pandas. On essaye d'expliquer la variable sale price. Vous trouvez de l'information sur les variables dans la base dans le fichier data_description.text. Regardez le pour avoir une idée des variable interessantes.\n",
    "2. Quel type de variable y a t il dans la base ?\n",
    "3. Quel variable pensez-vous vont être interessant pour expliquer le prix de vente ? \n",
    "4. Mettez en evidence le lien entre le prix et ces variables (soyez créatifs et servez vous des outils qu'on a vu pour l'instant. Par exemple: des boxplot, des distplot, des histogramms, ...)\n",
    "5. Sortez quelques statistiques déscriptives comme la moyenne par classe, etc. \n",
    "\n",
    "6. Quel approach prenez vous pour gérer les valeurs manquantes? \n",
    "\n",
    "7. Divisez la base dans une partie train et test (different de la base test.csv!) en utilisant sklearn.\n",
    "8. Developpez un modèle de regression linéaire simple (max. 4 variables explicatives de different type). Cela va nous servir de benchmark.\n",
    "9. Quel est le score du modèle simple? sur la base train, sur la base test?\n",
    "10. Allez plus loin et developpez un modèle plus compliqué (plus de variables et/ ou un autre approach de regression).\n",
    "11. Rendez un notebook ipython propre, qui explique votre approach, qui affiche des graphes, des extraits de tableau, etc...\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "data_housing = pd.read_csv('./housing_data/data/train.csv', sep=',')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Id                  0\n",
       "MSSubClass          0\n",
       "MSZoning            0\n",
       "LotFrontage       259\n",
       "LotArea             0\n",
       "Street              0\n",
       "Alley            1369\n",
       "LotShape            0\n",
       "LandContour         0\n",
       "Utilities           0\n",
       "LotConfig           0\n",
       "LandSlope           0\n",
       "Neighborhood        0\n",
       "Condition1          0\n",
       "Condition2          0\n",
       "BldgType            0\n",
       "HouseStyle          0\n",
       "OverallQual         0\n",
       "OverallCond         0\n",
       "YearBuilt           0\n",
       "YearRemodAdd        0\n",
       "RoofStyle           0\n",
       "RoofMatl            0\n",
       "Exterior1st         0\n",
       "Exterior2nd         0\n",
       "MasVnrType          8\n",
       "MasVnrArea          8\n",
       "ExterQual           0\n",
       "ExterCond           0\n",
       "Foundation          0\n",
       "                 ... \n",
       "BedroomAbvGr        0\n",
       "KitchenAbvGr        0\n",
       "KitchenQual         0\n",
       "TotRmsAbvGrd        0\n",
       "Functional          0\n",
       "Fireplaces          0\n",
       "FireplaceQu       690\n",
       "GarageType         81\n",
       "GarageYrBlt        81\n",
       "GarageFinish       81\n",
       "GarageCars          0\n",
       "GarageArea          0\n",
       "GarageQual         81\n",
       "GarageCond         81\n",
       "PavedDrive          0\n",
       "WoodDeckSF          0\n",
       "OpenPorchSF         0\n",
       "EnclosedPorch       0\n",
       "3SsnPorch           0\n",
       "ScreenPorch         0\n",
       "PoolArea            0\n",
       "PoolQC           1453\n",
       "Fence            1179\n",
       "MiscFeature      1406\n",
       "MiscVal             0\n",
       "MoSold              0\n",
       "YrSold              0\n",
       "SaleType            0\n",
       "SaleCondition       0\n",
       "SalePrice           0\n",
       "Length: 81, dtype: int64"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "data_housing.isnull().sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
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       "      <th>YrSold</th>\n",
       "      <th>SaleType</th>\n",
       "      <th>SaleCondition</th>\n",
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       "      <td>2006</td>\n",
       "      <td>WD</td>\n",
       "      <td>Abnorml</td>\n",
       "      <td>140000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>60</td>\n",
       "      <td>RL</td>\n",
       "      <td>84.0</td>\n",
       "      <td>14260</td>\n",
       "      <td>Pave</td>\n",
       "      <td>NaN</td>\n",
       "      <td>IR1</td>\n",
       "      <td>Lvl</td>\n",
       "      <td>AllPub</td>\n",
       "      <td>FR2</td>\n",
       "      <td>Gtl</td>\n",
       "      <td>NoRidge</td>\n",
       "      <td>Norm</td>\n",
       "      <td>Norm</td>\n",
       "      <td>1Fam</td>\n",
       "      <td>2Story</td>\n",
       "      <td>8</td>\n",
       "      <td>5</td>\n",
       "      <td>2000</td>\n",
       "      <td>2000</td>\n",
       "      <td>Gable</td>\n",
       "      <td>CompShg</td>\n",
       "      <td>VinylSd</td>\n",
       "      <td>VinylSd</td>\n",
       "      <td>BrkFace</td>\n",
       "      <td>350.0</td>\n",
       "      <td>Gd</td>\n",
       "      <td>TA</td>\n",
       "      <td>PConc</td>\n",
       "      <td>Gd</td>\n",
       "      <td>TA</td>\n",
       "      <td>Av</td>\n",
       "      <td>GLQ</td>\n",
       "      <td>655</td>\n",
       "      <td>Unf</td>\n",
       "      <td>0</td>\n",
       "      <td>490</td>\n",
       "      <td>1145</td>\n",
       "      <td>GasA</td>\n",
       "      <td>Ex</td>\n",
       "      <td>Y</td>\n",
       "      <td>SBrkr</td>\n",
       "      <td>1145</td>\n",
       "      <td>1053</td>\n",
       "      <td>0</td>\n",
       "      <td>2198</td>\n",
       "      <td>1</td>\n",
       "      <td>0</td>\n",
       "      <td>2</td>\n",
       "      <td>1</td>\n",
       "      <td>4</td>\n",
       "      <td>1</td>\n",
       "      <td>Gd</td>\n",
       "      <td>9</td>\n",
       "      <td>Typ</td>\n",
       "      <td>1</td>\n",
       "      <td>TA</td>\n",
       "      <td>Attchd</td>\n",
       "      <td>2000.0</td>\n",
       "      <td>RFn</td>\n",
       "      <td>3</td>\n",
       "      <td>836</td>\n",
       "      <td>TA</td>\n",
       "      <td>TA</td>\n",
       "      <td>Y</td>\n",
       "      <td>192</td>\n",
       "      <td>84</td>\n",
       "      <td>0</td>\n",
       "      <td>0</td>\n",
       "      <td>0</td>\n",
       "      <td>0</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>NaN</td>\n",
       "      <td>0</td>\n",
       "      <td>12</td>\n",
       "      <td>2008</td>\n",
       "      <td>WD</td>\n",
       "      <td>Normal</td>\n",
       "      <td>250000</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   Id  MSSubClass MSZoning  LotFrontage  LotArea Street Alley LotShape LandContour Utilities LotConfig LandSlope Neighborhood Condition1 Condition2 BldgType HouseStyle  OverallQual  OverallCond  YearBuilt  YearRemodAdd RoofStyle RoofMatl Exterior1st Exterior2nd MasVnrType  MasVnrArea ExterQual ExterCond Foundation BsmtQual BsmtCond BsmtExposure BsmtFinType1  BsmtFinSF1 BsmtFinType2  BsmtFinSF2  BsmtUnfSF  TotalBsmtSF Heating HeatingQC CentralAir Electrical  1stFlrSF  2ndFlrSF  LowQualFinSF  GrLivArea  BsmtFullBath  BsmtHalfBath  FullBath  HalfBath  BedroomAbvGr  KitchenAbvGr KitchenQual  TotRmsAbvGrd Functional  Fireplaces FireplaceQu GarageType  GarageYrBlt GarageFinish  GarageCars  GarageArea GarageQual GarageCond PavedDrive  WoodDeckSF  OpenPorchSF  EnclosedPorch  3SsnPorch  ScreenPorch  PoolArea PoolQC Fence MiscFeature  MiscVal  MoSold  YrSold SaleType SaleCondition  SalePrice\n",
       "0   1          60       RL         65.0     8450   Pave   NaN      Reg         Lvl    AllPub    Inside       Gtl      CollgCr       Norm       Norm     1Fam     2Story            7            5       2003          2003     Gable  CompShg     VinylSd     VinylSd    BrkFace       196.0        Gd        TA      PConc       Gd       TA           No          GLQ         706          Unf           0        150          856    GasA        Ex          Y      SBrkr       856       854             0       1710             1             0         2         1             3             1          Gd             8        Typ           0         NaN     Attchd       2003.0          RFn           2         548         TA         TA          Y           0           61              0          0            0         0    NaN   NaN         NaN        0       2    2008       WD        Normal     208500\n",
       "1   2          20       RL         80.0     9600   Pave   NaN      Reg         Lvl    AllPub       FR2       Gtl      Veenker      Feedr       Norm     1Fam     1Story            6            8       1976          1976     Gable  CompShg     MetalSd     MetalSd       None         0.0        TA        TA     CBlock       Gd       TA           Gd          ALQ         978          Unf           0        284         1262    GasA        Ex          Y      SBrkr      1262         0             0       1262             0             1         2         0             3             1          TA             6        Typ           1          TA     Attchd       1976.0          RFn           2         460         TA         TA          Y         298            0              0          0            0         0    NaN   NaN         NaN        0       5    2007       WD        Normal     181500\n",
       "2   3          60       RL         68.0    11250   Pave   NaN      IR1         Lvl    AllPub    Inside       Gtl      CollgCr       Norm       Norm     1Fam     2Story            7            5       2001          2002     Gable  CompShg     VinylSd     VinylSd    BrkFace       162.0        Gd        TA      PConc       Gd       TA           Mn          GLQ         486          Unf           0        434          920    GasA        Ex          Y      SBrkr       920       866             0       1786             1             0         2         1             3             1          Gd             6        Typ           1          TA     Attchd       2001.0          RFn           2         608         TA         TA          Y           0           42              0          0            0         0    NaN   NaN         NaN        0       9    2008       WD        Normal     223500\n",
       "3   4          70       RL         60.0     9550   Pave   NaN      IR1         Lvl    AllPub    Corner       Gtl      Crawfor       Norm       Norm     1Fam     2Story            7            5       1915          1970     Gable  CompShg     Wd Sdng     Wd Shng       None         0.0        TA        TA     BrkTil       TA       Gd           No          ALQ         216          Unf           0        540          756    GasA        Gd          Y      SBrkr       961       756             0       1717             1             0         1         0             3             1          Gd             7        Typ           1          Gd     Detchd       1998.0          Unf           3         642         TA         TA          Y           0           35            272          0            0         0    NaN   NaN         NaN        0       2    2006       WD       Abnorml     140000\n",
       "4   5          60       RL         84.0    14260   Pave   NaN      IR1         Lvl    AllPub       FR2       Gtl      NoRidge       Norm       Norm     1Fam     2Story            8            5       2000          2000     Gable  CompShg     VinylSd     VinylSd    BrkFace       350.0        Gd        TA      PConc       Gd       TA           Av          GLQ         655          Unf           0        490         1145    GasA        Ex          Y      SBrkr      1145      1053             0       2198             1             0         2         1             4             1          Gd             9        Typ           1          TA     Attchd       2000.0          RFn           3         836         TA         TA          Y         192           84              0          0            0         0    NaN   NaN         NaN        0      12    2008       WD        Normal     250000"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pd.set_option('display.max_columns', None)\n",
    "data_housing.head()"
   ]
  }
 ],
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