From bb3b397d25e4e2cd54c5d4335e1bff91c543a1a1 Mon Sep 17 00:00:00 2001
From: 82f87673860e95491d80fdbed66a168b
 <82f87673860e95491d80fdbed66a168b@app-learninglab.inria.fr>
Date: Sat, 18 Apr 2020 22:44:56 +0000
Subject: [PATCH] no commit message

---
 module3/exo3/exercice.ipynb | 519 +-----------------------------------
 1 file changed, 14 insertions(+), 505 deletions(-)

diff --git a/module3/exo3/exercice.ipynb b/module3/exo3/exercice.ipynb
index 80feb87..2303f56 100644
--- a/module3/exo3/exercice.ipynb
+++ b/module3/exo3/exercice.ipynb
@@ -48,9 +48,10 @@
     "## 0 Récuperation des données\n",
     "Des valeurs obtenues par numérisation du graphe sont aujourd'hui téléchargeables, avec la version en format CSV sur [ce site](https://raw.githubusercontent.com/vincentarelbundock/Rdatasets/master/csv/HistData/Wheat.csv).\n",
     "\n",
-    "1. Déposer le fichier csv en locale si ce fichier local n'existe pas. \n",
+    "- Déposer le fichier csv en locale si ce fichier local n'existe pas. \n",
     "\n",
-    "2. Lisez le fichier CSV local."
+    "\n",
+    "- Lisez le fichier CSV local."
    ]
   },
   {
@@ -634,14 +635,14 @@
    "metadata": {},
    "source": [
     "## 2 Amélioration de la présentation\n",
-    "1. Utiliser plutôt les unités modernes pour les deux quantités :\n",
+    "- Utiliser plutôt les unités modernes pour les deux quantités :\n",
     "\n",
     "    1) Pour le prix du blé, 1 shillings pour un quart de boisseau de blé = (1/20) £ / 6.8kg = 0.00735 £/kg \n",
     "    \n",
     "    2) Pour les salaires, 1 shilling par semaine = (1/20)£ /semaine = 0.05 £ / semaine\n",
     "    \n",
     "\n",
-    "2. Transfomer les données et les sauvegarder dans un nouveau dataframe"
+    "- Transfomer les données et les sauvegarder dans un nouveau dataframe"
    ]
   },
   {
@@ -729,7 +730,7 @@
     "\n",
     "### 3.1 Mission 1\n",
     "\n",
-    "1. Définir comme la quantité de blé qu'un ouvrier peut acheter avec son salaire hebdomadaire.\n",
+    "- Définir comme la quantité de blé qu'un ouvrier peut acheter avec son salaire hebdomadaire.\n",
     "\n",
     "   Sauvegarder cette quantité *PurchasingPower* dans le dataframe *transf_data* et supprimer les années où il manque des infos sur les salaires."
    ]
@@ -738,510 +739,17 @@
    "cell_type": "code",
    "execution_count": 7,
    "metadata": {},
-   "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>Unnamed: 0</th>\n",
-       "      <th>Year</th>\n",
-       "      <th>Wheat</th>\n",
-       "      <th>Wages</th>\n",
-       "      <th>PurchasingPower</th>\n",
-       "    </tr>\n",
-       "  </thead>\n",
-       "  <tbody>\n",
-       "    <tr>\n",
-       "      <th>0</th>\n",
-       "      <td>1</td>\n",
-       "      <td>1565</td>\n",
-       "      <td>0.301350</td>\n",
-       "      <td>0.2500</td>\n",
-       "      <td>0.829600</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>1</th>\n",
-       "      <td>2</td>\n",
-       "      <td>1570</td>\n",
-       "      <td>0.330750</td>\n",
-       "      <td>0.2525</td>\n",
-       "      <td>0.763416</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>2</th>\n",
-       "      <td>3</td>\n",
-       "      <td>1575</td>\n",
-       "      <td>0.308700</td>\n",
-       "      <td>0.2540</td>\n",
-       "      <td>0.822805</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>3</th>\n",
-       "      <td>4</td>\n",
-       "      <td>1580</td>\n",
-       "      <td>0.360150</td>\n",
-       "      <td>0.2560</td>\n",
-       "      <td>0.710815</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>4</th>\n",
-       "      <td>5</td>\n",
-       "      <td>1585</td>\n",
-       "      <td>0.305025</td>\n",
-       "      <td>0.2575</td>\n",
-       "      <td>0.844193</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>5</th>\n",
-       "      <td>6</td>\n",
-       "      <td>1590</td>\n",
-       "      <td>0.345450</td>\n",
-       "      <td>0.2625</td>\n",
-       "      <td>0.759878</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>6</th>\n",
-       "      <td>7</td>\n",
-       "      <td>1595</td>\n",
-       "      <td>0.470400</td>\n",
-       "      <td>0.2770</td>\n",
-       "      <td>0.588861</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>7</th>\n",
-       "      <td>8</td>\n",
-       "      <td>1600</td>\n",
-       "      <td>0.198450</td>\n",
-       "      <td>0.2805</td>\n",
-       "      <td>1.413454</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>8</th>\n",
-       "      <td>9</td>\n",
-       "      <td>1605</td>\n",
-       "      <td>0.242550</td>\n",
-       "      <td>0.2845</td>\n",
-       "      <td>1.172954</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>9</th>\n",
-       "      <td>10</td>\n",
-       "      <td>1610</td>\n",
-       "      <td>0.235200</td>\n",
-       "      <td>0.2890</td>\n",
-       "      <td>1.228741</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>10</th>\n",
-       "      <td>11</td>\n",
-       "      <td>1615</td>\n",
-       "      <td>0.242550</td>\n",
-       "      <td>0.2970</td>\n",
-       "      <td>1.224490</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>11</th>\n",
-       "      <td>12</td>\n",
-       "      <td>1620</td>\n",
-       "      <td>0.257250</td>\n",
-       "      <td>0.3005</td>\n",
-       "      <td>1.168124</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>12</th>\n",
-       "      <td>13</td>\n",
-       "      <td>1625</td>\n",
-       "      <td>0.242550</td>\n",
-       "      <td>0.3060</td>\n",
-       "      <td>1.261596</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>13</th>\n",
-       "      <td>14</td>\n",
-       "      <td>1630</td>\n",
-       "      <td>0.330750</td>\n",
-       "      <td>0.3110</td>\n",
-       "      <td>0.940287</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>14</th>\n",
-       "      <td>15</td>\n",
-       "      <td>1635</td>\n",
-       "      <td>0.242550</td>\n",
-       "      <td>0.3150</td>\n",
-       "      <td>1.298701</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>15</th>\n",
-       "      <td>16</td>\n",
-       "      <td>1640</td>\n",
-       "      <td>0.286650</td>\n",
-       "      <td>0.3185</td>\n",
-       "      <td>1.111111</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>16</th>\n",
-       "      <td>17</td>\n",
-       "      <td>1645</td>\n",
-       "      <td>0.389550</td>\n",
-       "      <td>0.3225</td>\n",
-       "      <td>0.827878</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>17</th>\n",
-       "      <td>18</td>\n",
-       "      <td>1650</td>\n",
-       "      <td>0.308700</td>\n",
-       "      <td>0.3250</td>\n",
-       "      <td>1.052802</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>18</th>\n",
-       "      <td>19</td>\n",
-       "      <td>1655</td>\n",
-       "      <td>0.297675</td>\n",
-       "      <td>0.3300</td>\n",
-       "      <td>1.108592</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>19</th>\n",
-       "      <td>20</td>\n",
-       "      <td>1660</td>\n",
-       "      <td>0.341775</td>\n",
-       "      <td>0.3375</td>\n",
-       "      <td>0.987492</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>20</th>\n",
-       "      <td>21</td>\n",
-       "      <td>1665</td>\n",
-       "      <td>0.235200</td>\n",
-       "      <td>0.3400</td>\n",
-       "      <td>1.445578</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>21</th>\n",
-       "      <td>22</td>\n",
-       "      <td>1670</td>\n",
-       "      <td>0.271950</td>\n",
-       "      <td>0.3450</td>\n",
-       "      <td>1.268616</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>22</th>\n",
-       "      <td>23</td>\n",
-       "      <td>1675</td>\n",
-       "      <td>0.316050</td>\n",
-       "      <td>0.3500</td>\n",
-       "      <td>1.107420</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>23</th>\n",
-       "      <td>24</td>\n",
-       "      <td>1680</td>\n",
-       "      <td>0.257250</td>\n",
-       "      <td>0.3650</td>\n",
-       "      <td>1.418853</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>24</th>\n",
-       "      <td>25</td>\n",
-       "      <td>1685</td>\n",
-       "      <td>0.198450</td>\n",
-       "      <td>0.3800</td>\n",
-       "      <td>1.914840</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>25</th>\n",
-       "      <td>26</td>\n",
-       "      <td>1690</td>\n",
-       "      <td>0.294000</td>\n",
-       "      <td>0.4000</td>\n",
-       "      <td>1.360544</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>26</th>\n",
-       "      <td>27</td>\n",
-       "      <td>1695</td>\n",
-       "      <td>0.367500</td>\n",
-       "      <td>0.4250</td>\n",
-       "      <td>1.156463</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>27</th>\n",
-       "      <td>28</td>\n",
-       "      <td>1700</td>\n",
-       "      <td>0.220500</td>\n",
-       "      <td>0.4500</td>\n",
-       "      <td>2.040816</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>28</th>\n",
-       "      <td>29</td>\n",
-       "      <td>1705</td>\n",
-       "      <td>0.235200</td>\n",
-       "      <td>0.5000</td>\n",
-       "      <td>2.125850</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>29</th>\n",
-       "      <td>30</td>\n",
-       "      <td>1710</td>\n",
-       "      <td>0.323400</td>\n",
-       "      <td>0.5500</td>\n",
-       "      <td>1.700680</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>30</th>\n",
-       "      <td>31</td>\n",
-       "      <td>1715</td>\n",
-       "      <td>0.242550</td>\n",
-       "      <td>0.5875</td>\n",
-       "      <td>2.422181</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>31</th>\n",
-       "      <td>32</td>\n",
-       "      <td>1720</td>\n",
-       "      <td>0.213150</td>\n",
-       "      <td>0.6250</td>\n",
-       "      <td>2.932207</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>32</th>\n",
-       "      <td>33</td>\n",
-       "      <td>1725</td>\n",
-       "      <td>0.286650</td>\n",
-       "      <td>0.6500</td>\n",
-       "      <td>2.267574</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>33</th>\n",
-       "      <td>34</td>\n",
-       "      <td>1730</td>\n",
-       "      <td>0.191100</td>\n",
-       "      <td>0.6650</td>\n",
-       "      <td>3.479853</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>34</th>\n",
-       "      <td>35</td>\n",
-       "      <td>1735</td>\n",
-       "      <td>0.235200</td>\n",
-       "      <td>0.6800</td>\n",
-       "      <td>2.891156</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>35</th>\n",
-       "      <td>36</td>\n",
-       "      <td>1740</td>\n",
-       "      <td>0.198450</td>\n",
-       "      <td>0.7000</td>\n",
-       "      <td>3.527337</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>36</th>\n",
-       "      <td>37</td>\n",
-       "      <td>1745</td>\n",
-       "      <td>0.202125</td>\n",
-       "      <td>0.7250</td>\n",
-       "      <td>3.586889</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>37</th>\n",
-       "      <td>38</td>\n",
-       "      <td>1750</td>\n",
-       "      <td>0.227850</td>\n",
-       "      <td>0.7500</td>\n",
-       "      <td>3.291639</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>38</th>\n",
-       "      <td>39</td>\n",
-       "      <td>1755</td>\n",
-       "      <td>0.260925</td>\n",
-       "      <td>0.7850</td>\n",
-       "      <td>3.008527</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>39</th>\n",
-       "      <td>40</td>\n",
-       "      <td>1760</td>\n",
-       "      <td>0.227850</td>\n",
-       "      <td>0.8250</td>\n",
-       "      <td>3.620803</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>40</th>\n",
-       "      <td>41</td>\n",
-       "      <td>1765</td>\n",
-       "      <td>0.316050</td>\n",
-       "      <td>0.8800</td>\n",
-       "      <td>2.784370</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>41</th>\n",
-       "      <td>42</td>\n",
-       "      <td>1770</td>\n",
-       "      <td>0.345450</td>\n",
-       "      <td>0.9250</td>\n",
-       "      <td>2.677667</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>42</th>\n",
-       "      <td>43</td>\n",
-       "      <td>1775</td>\n",
-       "      <td>0.323400</td>\n",
-       "      <td>0.9750</td>\n",
-       "      <td>3.014842</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>43</th>\n",
-       "      <td>44</td>\n",
-       "      <td>1780</td>\n",
-       "      <td>0.338100</td>\n",
-       "      <td>1.0500</td>\n",
-       "      <td>3.105590</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>44</th>\n",
-       "      <td>45</td>\n",
-       "      <td>1785</td>\n",
-       "      <td>0.308700</td>\n",
-       "      <td>1.1500</td>\n",
-       "      <td>3.725300</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>45</th>\n",
-       "      <td>46</td>\n",
-       "      <td>1790</td>\n",
-       "      <td>0.349125</td>\n",
-       "      <td>1.2750</td>\n",
-       "      <td>3.651987</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>46</th>\n",
-       "      <td>47</td>\n",
-       "      <td>1795</td>\n",
-       "      <td>0.558600</td>\n",
-       "      <td>1.3750</td>\n",
-       "      <td>2.461511</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>47</th>\n",
-       "      <td>48</td>\n",
-       "      <td>1800</td>\n",
-       "      <td>0.580650</td>\n",
-       "      <td>1.4250</td>\n",
-       "      <td>2.454146</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>48</th>\n",
-       "      <td>49</td>\n",
-       "      <td>1805</td>\n",
-       "      <td>0.595350</td>\n",
-       "      <td>1.4750</td>\n",
-       "      <td>2.477534</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>49</th>\n",
-       "      <td>50</td>\n",
-       "      <td>1810</td>\n",
-       "      <td>0.727650</td>\n",
-       "      <td>1.5000</td>\n",
-       "      <td>2.061431</td>\n",
-       "    </tr>\n",
-       "  </tbody>\n",
-       "</table>\n",
-       "</div>"
-      ],
-      "text/plain": [
-       "    Unnamed: 0  Year     Wheat   Wages  PurchasingPower\n",
-       "0            1  1565  0.301350  0.2500         0.829600\n",
-       "1            2  1570  0.330750  0.2525         0.763416\n",
-       "2            3  1575  0.308700  0.2540         0.822805\n",
-       "3            4  1580  0.360150  0.2560         0.710815\n",
-       "4            5  1585  0.305025  0.2575         0.844193\n",
-       "5            6  1590  0.345450  0.2625         0.759878\n",
-       "6            7  1595  0.470400  0.2770         0.588861\n",
-       "7            8  1600  0.198450  0.2805         1.413454\n",
-       "8            9  1605  0.242550  0.2845         1.172954\n",
-       "9           10  1610  0.235200  0.2890         1.228741\n",
-       "10          11  1615  0.242550  0.2970         1.224490\n",
-       "11          12  1620  0.257250  0.3005         1.168124\n",
-       "12          13  1625  0.242550  0.3060         1.261596\n",
-       "13          14  1630  0.330750  0.3110         0.940287\n",
-       "14          15  1635  0.242550  0.3150         1.298701\n",
-       "15          16  1640  0.286650  0.3185         1.111111\n",
-       "16          17  1645  0.389550  0.3225         0.827878\n",
-       "17          18  1650  0.308700  0.3250         1.052802\n",
-       "18          19  1655  0.297675  0.3300         1.108592\n",
-       "19          20  1660  0.341775  0.3375         0.987492\n",
-       "20          21  1665  0.235200  0.3400         1.445578\n",
-       "21          22  1670  0.271950  0.3450         1.268616\n",
-       "22          23  1675  0.316050  0.3500         1.107420\n",
-       "23          24  1680  0.257250  0.3650         1.418853\n",
-       "24          25  1685  0.198450  0.3800         1.914840\n",
-       "25          26  1690  0.294000  0.4000         1.360544\n",
-       "26          27  1695  0.367500  0.4250         1.156463\n",
-       "27          28  1700  0.220500  0.4500         2.040816\n",
-       "28          29  1705  0.235200  0.5000         2.125850\n",
-       "29          30  1710  0.323400  0.5500         1.700680\n",
-       "30          31  1715  0.242550  0.5875         2.422181\n",
-       "31          32  1720  0.213150  0.6250         2.932207\n",
-       "32          33  1725  0.286650  0.6500         2.267574\n",
-       "33          34  1730  0.191100  0.6650         3.479853\n",
-       "34          35  1735  0.235200  0.6800         2.891156\n",
-       "35          36  1740  0.198450  0.7000         3.527337\n",
-       "36          37  1745  0.202125  0.7250         3.586889\n",
-       "37          38  1750  0.227850  0.7500         3.291639\n",
-       "38          39  1755  0.260925  0.7850         3.008527\n",
-       "39          40  1760  0.227850  0.8250         3.620803\n",
-       "40          41  1765  0.316050  0.8800         2.784370\n",
-       "41          42  1770  0.345450  0.9250         2.677667\n",
-       "42          43  1775  0.323400  0.9750         3.014842\n",
-       "43          44  1780  0.338100  1.0500         3.105590\n",
-       "44          45  1785  0.308700  1.1500         3.725300\n",
-       "45          46  1790  0.349125  1.2750         3.651987\n",
-       "46          47  1795  0.558600  1.3750         2.461511\n",
-       "47          48  1800  0.580650  1.4250         2.454146\n",
-       "48          49  1805  0.595350  1.4750         2.477534\n",
-       "49          50  1810  0.727650  1.5000         2.061431"
-      ]
-     },
-     "execution_count": 7,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "transf_data['PurchasingPower'] = transf_data['Wages'] / transf_data['Wheat']\n",
-    "transf_data = transf_data.dropna().copy()\n",
-    "transf_data"
+    "transf_data = transf_data.dropna().copy()"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "2. Faire une représentation graphique du pouvoir d'achat au cours du temps."
+    "- Faire une représentation graphique du pouvoir d'achat au cours du temps."
    ]
   },
   {
@@ -1311,7 +819,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "3. Remarques\n",
+    "- Remarques\n",
     "\n",
     "    1) Il y a évidement une grande augmentation du pouvoir d'achat au travers du 17ème siècle, qui montre d'environ **1.0 kg** du blé par les salaires hebdomentaires à plus de **3.0 kg**. \n",
     "\n",
@@ -1323,10 +831,11 @@
    "metadata": {},
    "source": [
     "### 3.2 Mission 2\n",
-    "1. Montrez les deux quantités (prix du blé, salaire) sur deux axes différents, sans l'axe du temps. \n",
+    "\n",
+    "- Montrez les deux quantités (prix du blé, salaire) sur deux axes différents, sans l'axe du temps. \n",
     "\n",
     "\n",
-    "2. Trouvez une autre façon d'indiquer la progression du temps dans ce graphique.\n",
+    "- Trouvez une autre façon d'indiquer la progression du temps dans ce graphique.\n",
     "\n",
     "    **Proposition** : La progression du temps est présentée par la couleur des points, dans la figure ci-dessous. "
    ]
@@ -1391,7 +900,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "3. Remarques\n",
+    "- Remarques\n",
     "\n",
     "    1) La progression du temps est présentée par la couleur des *points*, de la couleur bleu à la rouge.\n",
     "\n",
-- 
2.18.1