resultb

parent 9b0c220c
......@@ -169,24 +169,24 @@
},
{
"cell_type": "code",
"execution_count": 9,
"execution_count": 51,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
" Date Concentration Year Mean_CO2_Concentration\n",
"0 1958-03-29 316.19 1958 315.474\n",
"1 1958-04-05 317.31 1958 315.474\n",
"2 1958-04-12 317.69 1958 315.474\n",
"3 1958-04-19 317.58 1958 315.474\n",
"4 1958-04-26 316.48 1958 315.474\n"
" Date Concentration Year Mean_CO2_Concentration Oscilation\n",
"0 1958-03-29 316.19 1958 315.474 0.716\n",
"1 1958-04-05 317.31 1958 315.474 1.836\n",
"2 1958-04-12 317.69 1958 315.474 2.216\n",
"3 1958-04-19 317.58 1958 315.474 2.106\n",
"4 1958-04-26 316.48 1958 315.474 1.006\n"
]
}
],
"source": [
"# Calculez la valeur moyenne par an et créez une nouvelle colonne 'Concentration moyenne de CO2'\n",
"# Contribution lente. Calculez la valeur moyenne par an et créez une nouvelle colonne 'Concentration moyenne de CO2'\n",
"data['Mean_CO2_Concentration'] = data.groupby('Year')['Concentration'].transform('mean')\n",
"print(data.head())"
]
......
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