calculs

parent 652bd58f
{
"cells": [],
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# Savoir faire un calcul simple soi-même"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Voici les valeurs dont on demande les statistiques :"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
"valeurs = [\n",
" 14.0, 7.6, 11.2, 12.8, 12.5, 9.9, 14.9, 9.4, 16.9, 10.2, 14.9, 18.1, 7.3, 9.8, 10.9,12.2, 9.9, 2.9, 2.8, 15.4, 15.7, 9.7, 13.1, 13.2, 12.3, 11.7, 16.0, 12.4, 17.9, 12.2, 16.2, 18.7, 8.9, 11.9, 12.1, 14.6, 12.1, 4.7, 3.9, 16.9, 16.8, 11.3, 14.4, 15.7, 14.0, 13.6, 18.0, 13.6, 19.9, 13.7, 17.0, 20.5, 9.9, 12.5, 13.2, 16.1, 13.5, 6.3, 6.4, 17.6, 19.1, 12.8, 15.5, 16.3, 15.2, 14.6, 19.1, 14.4, 21.4, 15.1, 19.6, 21.7, 11.3, 15.0, 14.3, 16.8, 14.0, 6.8, 8.2, 19.9, 20.4, 14.6, 16.4, 18.7, 16.8, 15.8, 20.4, 15.8, 22.4, 16.2, 20.3, 23.4, 12.1, 15.5, 15.4, 18.4, 15.7, 10.2, 8.9, 21.0\n",
"]"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"hideCode": true,
"hideOutput": true,
"hidePrompt": true
},
"outputs": [],
"source": [
"import numpy"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Calcul de la moyenne\n",
"Calcul en utilisant [numpy.mean](https://numpy.org/devdocs/reference/generated/numpy.mean.html) :"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"14.113000000000001"
]
},
"execution_count": 3,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"numpy.mean(valeurs)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Calcul du minimum\n",
"Calcul en utilisant [numpy.amin](https://numpy.org/devdocs/reference/generated/numpy.amin.html) :"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"2.8"
]
},
"execution_count": 4,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"numpy.amin(valeurs)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Calcul du maximum\n",
"Calcul en utilisant [numpy.amin](https://numpy.org/devdocs/reference/generated/numpy.amin.html) :"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"23.4"
]
},
"execution_count": 5,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"numpy.amax(valeurs)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Calcul de la médiane\n",
"Calcul en utilisant [numpy.median](https://numpy.org/devdocs/reference/generated/numpy.median.html) :"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"14.5"
]
},
"execution_count": 6,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"numpy.median(valeurs)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Calcul de l'écart type\n",
"Calcul en utilisant [numpy.std](https://numpy.org/devdocs/reference/generated/numpy.std.html) :"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"4.334094455301447"
]
},
"execution_count": 7,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"numpy.std(valeurs, ddof=1)"
]
}
],
"metadata": {
"celltoolbar": "Aucun(e)",
"kernelspec": {
"display_name": "Python 3",
"language": "python",
......@@ -16,10 +196,9 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.6.3"
"version": "3.6.4"
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},
"nbformat": 4,
"nbformat_minor": 2
}
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