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Last active December 11, 2015 17:58
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Coursera Data Analysis -- in Python
{
"metadata": {
"name": "wk1_quiz"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Week 1 quiz -- in Python"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"import pandas as pd"
],
"language": "python",
"metadata": {},
"outputs": [],
"prompt_number": 38
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"%load_ext rmagic"
],
"language": "python",
"metadata": {},
"outputs": [],
"prompt_number": 39
},
{
"cell_type": "heading",
"level": 4,
"metadata": {},
"source": [
"question 3"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"%%R -o dataFrame\n",
"set.seed(31);\n",
"heightsCM = rnorm(30,mean=188, sd=5);\n",
"weightsK = rnorm(30,mean=84,sd=3); \n",
"hasDaughter = sample(c(TRUE,FALSE),size=30,replace=T); \n",
"dataFrame = data.frame(heightsCM,weightsK,hasDaughter);"
],
"language": "python",
"metadata": {},
"outputs": [],
"prompt_number": 40
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"p = pd.DataFrame(dataFrame.T, columns=['heightsCM', 'weightsK', 'hasDaughter'])"
],
"language": "python",
"metadata": {},
"outputs": [],
"prompt_number": 41
},
{
"cell_type": "heading",
"level": 4,
"metadata": {},
"source": [
"question 4"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"%%R\n",
"set.seed(41);\n",
"# your command\n",
"\n",
"set.seed(415);\n",
"# your command"
],
"language": "python",
"metadata": {},
"outputs": [],
"prompt_number": 43
},
{
"cell_type": "code",
"collapsed": false,
"input": [],
"language": "python",
"metadata": {},
"outputs": []
}
],
"metadata": {}
}
]
}
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